diff --git a/.drone.yml b/.drone.yml
index 7dff3b5..335714f 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -36,7 +36,7 @@ steps:
 
 - name: testing
   pull: always
-  image: golang:1.16
+  image: golang:1.18
   environment:
     GOPROXY: "https://goproxy.io"
     GO111MODULE: "on"
@@ -48,7 +48,7 @@ steps:
   commands:
   - make clean
   - make vet
-  - make revive
+  - make ci-lint
   - make build
   - curl --noproxy "*" http://gitea:3000/api/v1/version # verify connection to instance
   - make test
diff --git a/Makefile b/Makefile
index 0b3cd15..4509f5f 100644
--- a/Makefile
+++ b/Makefile
@@ -54,7 +54,8 @@ clean:
 
 .PHONY: fmt
 fmt:
-	find . -name "*.go" -type f ! -path "./vendor/*" ! -path "./benchmark/*" | xargs gofmt -s -w
+	find . -name "*.go" -type f | xargs gofmt -s -w; \
+	$(GO) run mvdan.cc/gofumpt@latest -extra -w ./gitea
 
 .PHONY: vet
 vet:
@@ -65,16 +66,25 @@ vet:
 	cd gitea && $(GO) build code.gitea.io/gitea-vet
 	cd gitea && $(GO) vet -vettool=gitea-vet $(PACKAGE)
 
-.PHONY: lint
-lint:
-	@echo 'make lint is depricated. Use "make revive" if you want to use the old lint tool, or "make golangci-lint" to run a complete code check.'
-
-.PHONY: revive
-revive:
-	@hash revive > /dev/null 2>&1; if [ $$? -ne 0 ]; then \
-		$(GO) get -u github.com/mgechev/revive; \
-	fi
-	revive -config .revive.toml -exclude=./vendor/... ./... || exit 1
+.PHONY: ci-lint
+ci-lint:
+	cd gitea/; \
+	$(GO) run github.com/mgechev/revive@latest -config ../.revive.toml .; \
+	if [ $$? -eq 1 ]; then \
+		echo "Doesn't pass revive"; \
+		exit 1; \
+	fi; \
+	diff=$$($(GO) run mvdan.cc/gofumpt@latest -extra -l .); \
+	if [ -n "$$diff" ]; then \
+		echo "Not gofumpt-ed"; \
+		exit 1; \
+	fi; \
+	$(GO) run github.com/golangci/golangci-lint/cmd/golangci-lint@v1.44.2 run --timeout 5m; \
+	if [ $$? -eq 1 ]; then \
+		echo "Doesn't pass golangci-lint"; \
+		exit 1; \
+	fi; \
+	cd -; \
 
 .PHONY: test
 test:
@@ -111,11 +121,3 @@ bench:
 .PHONY: build
 build:
 	cd gitea && $(GO) build
-
-.PHONY: golangci-lint
-golangci-lint:
-	@hash golangci-lint > /dev/null 2>&1; if [ $$? -ne 0 ]; then \
-		export BINARY="golangci-lint"; \
-		curl -sfL https://install.goreleaser.com/github.com/golangci/golangci-lint.sh | sh -s -- -b $(GOPATH)/bin v1.22.2; \
-	fi
-	golangci-lint run --timeout 5m
diff --git a/gitea/attachment.go b/gitea/attachment.go
index 24c57ba..f02c721 100644
--- a/gitea/attachment.go
+++ b/gitea/attachment.go
@@ -43,7 +43,7 @@ func (c *Client) ListReleaseAttachments(user, repo string, release int64, opt Li
 }
 
 // GetReleaseAttachment returns the requested attachment
-func (c *Client) GetReleaseAttachment(user, repo string, release int64, id int64) (*Attachment, *Response, error) {
+func (c *Client) GetReleaseAttachment(user, repo string, release, id int64) (*Attachment, *Response, error) {
 	if err := escapeValidatePathSegments(&user, &repo); err != nil {
 		return nil, nil, err
 	}
@@ -88,7 +88,7 @@ type EditAttachmentOptions struct {
 }
 
 // EditReleaseAttachment updates the given attachment with the given options
-func (c *Client) EditReleaseAttachment(user, repo string, release int64, attachment int64, form EditAttachmentOptions) (*Attachment, *Response, error) {
+func (c *Client) EditReleaseAttachment(user, repo string, release, attachment int64, form EditAttachmentOptions) (*Attachment, *Response, error) {
 	if err := escapeValidatePathSegments(&user, &repo); err != nil {
 		return nil, nil, err
 	}
@@ -102,7 +102,7 @@ func (c *Client) EditReleaseAttachment(user, repo string, release int64, attachm
 }
 
 // DeleteReleaseAttachment deletes the given attachment including the uploaded file
-func (c *Client) DeleteReleaseAttachment(user, repo string, release int64, id int64) (*Response, error) {
+func (c *Client) DeleteReleaseAttachment(user, repo string, release, id int64) (*Response, error) {
 	if err := escapeValidatePathSegments(&user, &repo); err != nil {
 		return nil, err
 	}
diff --git a/gitea/client.go b/gitea/client.go
index c07e550..a821ddb 100644
--- a/gitea/client.go
+++ b/gitea/client.go
@@ -199,7 +199,7 @@ func (c *Client) getWebResponse(method, path string, body io.Reader) ([]byte, *R
 	if debug {
 		fmt.Printf("Response: %v\n\n", resp)
 	}
-	return data, &Response{resp}, nil
+	return data, &Response{resp}, err
 }
 
 func (c *Client) doRequest(method, path string, header http.Header, body io.Reader) (*Response, error) {
@@ -285,7 +285,6 @@ func statusCodeToErr(resp *Response) (body []byte, err error) {
 
 	// If no error message, at least give status and data
 	return data, fmt.Errorf("%s: %s", resp.Status, string(data))
-
 }
 
 func (c *Client) getResponse(method, path string, header http.Header, body io.Reader) ([]byte, *Response, error) {
diff --git a/gitea/fork.go b/gitea/fork.go
index 4974c07..0373c35 100644
--- a/gitea/fork.go
+++ b/gitea/fork.go
@@ -16,7 +16,7 @@ type ListForksOptions struct {
 }
 
 // ListForks list a repository's forks
-func (c *Client) ListForks(user string, repo string, opt ListForksOptions) ([]*Repository, *Response, error) {
+func (c *Client) ListForks(user, repo string, opt ListForksOptions) ([]*Repository, *Response, error) {
 	if err := escapeValidatePathSegments(&user, &repo); err != nil {
 		return nil, nil, err
 	}
diff --git a/gitea/go.mod b/gitea/go.mod
index ecf3bc7..bc7f600 100644
--- a/gitea/go.mod
+++ b/gitea/go.mod
@@ -3,7 +3,6 @@ module code.gitea.io/sdk/gitea
 go 1.13
 
 require (
-	code.gitea.io/gitea-vet v0.2.1 // indirect
 	github.com/hashicorp/go-version v1.4.0
 	github.com/stretchr/testify v1.7.0
 )
diff --git a/gitea/go.sum b/gitea/go.sum
index f014ba7..ebae1e4 100644
--- a/gitea/go.sum
+++ b/gitea/go.sum
@@ -1,5 +1,3 @@
-code.gitea.io/gitea-vet v0.2.1 h1:b30by7+3SkmiftK0RjuXqFvZg2q4p68uoPGuxhzBN0s=
-code.gitea.io/gitea-vet v0.2.1/go.mod h1:zcNbT/aJEmivCAhfmkHOlT645KNOf9W2KnkLgFjGGfE=
 github.com/davecgh/go-spew v1.1.0 h1:ZDRjVQ15GmhC3fiQ8ni8+OwkZQO4DARzQgrnXU1Liz8=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/hashicorp/go-version v1.4.0 h1:aAQzgqIrRKRa7w75CKpbBxYsmUoPjzVm1W59ca1L0J4=
@@ -9,24 +7,6 @@ github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZN
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/testify v1.7.0 h1:nwc3DEeHmmLAfoZucVR881uASk0Mfjw8xYJ99tb5CcY=
 github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
-github.com/yuin/goldmark v1.1.25/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
-golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
-golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
-golang.org/x/mod v0.2.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
-golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
-golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
-golang.org/x/net v0.0.0-20200226121028-0de0cce0169b/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
-golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
-golang.org/x/sync v0.0.0-20190911185100-cd5d95a43a6e/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
-golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
-golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
-golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
-golang.org/x/tools v0.0.0-20200325010219-a49f79bcc224 h1:azwY/v0y0K4mFHVsg5+UrTgchqALYWpqVo6vL5OmkmI=
-golang.org/x/tools v0.0.0-20200325010219-a49f79bcc224/go.mod h1:Sl4aGygMT6LrqrWclx+PTx3U+LnKx/seiNR+3G19Ar8=
-golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
-golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
-golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c h1:dUUwHk2QECo/6vqA44rthZ8ie2QXMNeKRTHCNY2nXvo=
diff --git a/gitea/issue_milestone.go b/gitea/issue_milestone.go
index dfb5720..4e0d79a 100644
--- a/gitea/issue_milestone.go
+++ b/gitea/issue_milestone.go
@@ -72,7 +72,7 @@ func (c *Client) GetMilestone(owner, repo string, id int64) (*Milestone, *Respon
 }
 
 // GetMilestoneByName get one milestone by repo and milestone name
-func (c *Client) GetMilestoneByName(owner, repo string, name string) (*Milestone, *Response, error) {
+func (c *Client) GetMilestoneByName(owner, repo, name string) (*Milestone, *Response, error) {
 	if c.checkServerVersionGreaterThanOrEqual(version1_13_0) != nil {
 		// backwards compatibility mode
 		m, resp, err := c.resolveMilestoneByName(owner, repo, name)
@@ -163,7 +163,7 @@ func (c *Client) EditMilestone(owner, repo string, id int64, opt EditMilestoneOp
 }
 
 // EditMilestoneByName modify milestone with options
-func (c *Client) EditMilestoneByName(owner, repo string, name string, opt EditMilestoneOption) (*Milestone, *Response, error) {
+func (c *Client) EditMilestoneByName(owner, repo, name string, opt EditMilestoneOption) (*Milestone, *Response, error) {
 	if c.checkServerVersionGreaterThanOrEqual(version1_13_0) != nil {
 		// backwards compatibility mode
 		m, _, err := c.resolveMilestoneByName(owner, repo, name)
@@ -197,7 +197,7 @@ func (c *Client) DeleteMilestone(owner, repo string, id int64) (*Response, error
 }
 
 // DeleteMilestoneByName delete one milestone by name
-func (c *Client) DeleteMilestoneByName(owner, repo string, name string) (*Response, error) {
+func (c *Client) DeleteMilestoneByName(owner, repo, name string) (*Response, error) {
 	if c.checkServerVersionGreaterThanOrEqual(version1_13_0) != nil {
 		// backwards compatibility mode
 		m, _, err := c.resolveMilestoneByName(owner, repo, name)
@@ -229,7 +229,7 @@ func (c *Client) resolveMilestoneByName(owner, repo, name string) (*Milestone, *
 			return nil, nil, fmt.Errorf("milestone '%s' do not exist", name)
 		}
 		for _, m := range miles {
-			if strings.ToLower(strings.TrimSpace(m.Title)) == strings.ToLower(strings.TrimSpace(name)) {
+			if strings.EqualFold(strings.TrimSpace(m.Title), strings.TrimSpace(name)) {
 				return m, resp, nil
 			}
 		}
diff --git a/gitea/issue_milestone_test.go b/gitea/issue_milestone_test.go
index 0de3747..e751689 100644
--- a/gitea/issue_milestone_test.go
+++ b/gitea/issue_milestone_test.go
@@ -18,7 +18,7 @@ func TestMilestones(t *testing.T) {
 
 	repo, _ := createTestRepo(t, "TestMilestones", c)
 	now := time.Now()
-	future := time.Unix(1896134400, 0) //2030-02-01
+	future := time.Unix(1896134400, 0) // 2030-02-01
 	closed := "closed"
 	sClosed := StateClosed
 
@@ -59,7 +59,7 @@ func TestMilestones(t *testing.T) {
 	m, _, err := c.resolveMilestoneByName(repo.Owner.UserName, repo.Name, "V3.0")
 	assert.NoError(t, err)
 	assert.EqualValues(t, ml[0].ID, m.ID)
-	m, _, err = c.resolveMilestoneByName(repo.Owner.UserName, repo.Name, "NoEvidenceOfExist")
+	_, _, err = c.resolveMilestoneByName(repo.Owner.UserName, repo.Name, "NoEvidenceOfExist")
 	assert.Error(t, err)
 	assert.EqualValues(t, "milestone 'NoEvidenceOfExist' do not exist", err.Error())
 
diff --git a/gitea/main_test.go b/gitea/main_test.go
index 0e55e13..40c81e5 100644
--- a/gitea/main_test.go
+++ b/gitea/main_test.go
@@ -82,7 +82,7 @@ func downGitea() (string, error) {
 			continue
 		}
 
-		if err = os.Chmod(f.Name(), 700); err != nil {
+		if err = os.Chmod(f.Name(), 0o700); err != nil {
 			return "", err
 		}
 
@@ -101,7 +101,10 @@ func runGitea() (*os.Process, error) {
 
 	giteaDir := filepath.Dir(p)
 	cfgDir := filepath.Join(giteaDir, "custom", "conf")
-	os.MkdirAll(cfgDir, os.ModePerm)
+	err = os.MkdirAll(cfgDir, os.ModePerm)
+	if err != nil {
+		log.Fatal(err)
+	}
 	cfg, err := os.Create(filepath.Join(cfgDir, "app.ini"))
 	if err != nil {
 		log.Fatal(err)
@@ -150,7 +153,9 @@ func TestMain(m *testing.M) {
 			return
 		}
 		defer func() {
-			p.Kill()
+			if err := p.Kill(); err != nil {
+				log.Fatal(err)
+			}
 		}()
 	}
 	log.Printf("testing with %v, %v, %v\n", getGiteaURL(), getGiteaUsername(), getGiteaPassword())
diff --git a/gitea/notifications.go b/gitea/notifications.go
index 3b0fc0f..bb77bb8 100644
--- a/gitea/notifications.go
+++ b/gitea/notifications.go
@@ -8,12 +8,6 @@ import (
 	"fmt"
 	"net/url"
 	"time"
-
-	"github.com/hashicorp/go-version"
-)
-
-var (
-	version1_12_3, _ = version.NewVersion("1.12.3")
 )
 
 // NotificationThread expose Notification on API
diff --git a/gitea/org_team.go b/gitea/org_team.go
index 0285afd..e4de31e 100644
--- a/gitea/org_team.go
+++ b/gitea/org_team.go
@@ -125,7 +125,7 @@ type CreateTeamOption struct {
 }
 
 // Validate the CreateTeamOption struct
-func (opt CreateTeamOption) Validate() error {
+func (opt *CreateTeamOption) Validate() error {
 	if opt.Permission == AccessModeOwner {
 		opt.Permission = AccessModeAdmin
 	} else if opt.Permission != AccessModeRead && opt.Permission != AccessModeWrite && opt.Permission != AccessModeAdmin {
@@ -148,7 +148,7 @@ func (c *Client) CreateTeam(org string, opt CreateTeamOption) (*Team, *Response,
 	if err := escapeValidatePathSegments(&org); err != nil {
 		return nil, nil, err
 	}
-	if err := opt.Validate(); err != nil {
+	if err := (&opt).Validate(); err != nil {
 		return nil, nil, err
 	}
 	body, err := json.Marshal(&opt)
@@ -171,7 +171,7 @@ type EditTeamOption struct {
 }
 
 // Validate the EditTeamOption struct
-func (opt EditTeamOption) Validate() error {
+func (opt *EditTeamOption) Validate() error {
 	if opt.Permission == AccessModeOwner {
 		opt.Permission = AccessModeAdmin
 	} else if opt.Permission != AccessModeRead && opt.Permission != AccessModeWrite && opt.Permission != AccessModeAdmin {
@@ -191,7 +191,7 @@ func (opt EditTeamOption) Validate() error {
 
 // EditTeam edits a team of an organization
 func (c *Client) EditTeam(id int64, opt EditTeamOption) (*Response, error) {
-	if err := opt.Validate(); err != nil {
+	if err := (&opt).Validate(); err != nil {
 		return nil, err
 	}
 	body, err := json.Marshal(&opt)
diff --git a/gitea/pull.go b/gitea/pull.go
index 2f41465..e277847 100644
--- a/gitea/pull.go
+++ b/gitea/pull.go
@@ -12,8 +12,6 @@ import (
 	"net/url"
 	"strings"
 	"time"
-
-	"github.com/hashicorp/go-version"
 )
 
 // PRBranchInfo information about a branch
@@ -219,8 +217,6 @@ type MergePullRequestOption struct {
 	ForceMerge             bool       `json:"force_merge"`
 }
 
-var version1_11_5, _ = version.NewVersion("1.11.5")
-
 // Validate the MergePullRequestOption struct
 func (opt MergePullRequestOption) Validate(c *Client) error {
 	if opt.Style == MergeStyleSquash {
@@ -256,7 +252,6 @@ func (c *Client) IsPullRequestMerged(owner, repo string, index int64) (bool, *Re
 		return false, nil, err
 	}
 	status, resp, err := c.getStatusCode("GET", fmt.Sprintf("/repos/%s/%s/pulls/%d/merge", owner, repo, index), nil, nil)
-
 	if err != nil {
 		return false, resp, err
 	}
diff --git a/gitea/pull_review_test.go b/gitea/pull_review_test.go
index eda75e8..949ab9d 100644
--- a/gitea/pull_review_test.go
+++ b/gitea/pull_review_test.go
@@ -33,12 +33,12 @@ func TestPullReview(t *testing.T) {
 	}
 
 	c.SetSudo(submitter.UserName)
-	r2, _, err := c.CreatePullReview(repo.Owner.UserName, repo.Name, pull.Index, CreatePullReviewOptions{
+	_, _, err = c.CreatePullReview(repo.Owner.UserName, repo.Name, pull.Index, CreatePullReviewOptions{
 		State: ReviewStateApproved,
 		Body:  "lgtm it myself",
 	})
 	assert.Error(t, err)
-	r2, _, err = c.CreatePullReview(repo.Owner.UserName, repo.Name, pull.Index, CreatePullReviewOptions{
+	r2, _, err := c.CreatePullReview(repo.Owner.UserName, repo.Name, pull.Index, CreatePullReviewOptions{
 		State: ReviewStateComment,
 		Body:  "no seriously please have a look at it",
 	})
diff --git a/gitea/pull_test.go b/gitea/pull_test.go
index 657813a..f3b31b9 100644
--- a/gitea/pull_test.go
+++ b/gitea/pull_test.go
@@ -74,6 +74,7 @@ func TestPull(t *testing.T) {
 	// test Update pull
 	pr, _, err := c.GetPullRequest(user.UserName, repoName, pullUpdateFile.Index)
 	assert.NoError(t, err)
+	assert.NotNil(t, pr)
 	assert.False(t, pullUpdateFile.HasMerged)
 	assert.True(t, pullUpdateFile.Mergeable)
 	merged, _, err := c.MergePullRequest(user.UserName, repoName, pullUpdateFile.Index, MergePullRequestOption{
diff --git a/gitea/release.go b/gitea/release.go
index 8235ada..3200f20 100644
--- a/gitea/release.go
+++ b/gitea/release.go
@@ -79,7 +79,7 @@ func (c *Client) GetRelease(owner, repo string, id int64) (*Release, *Response,
 }
 
 // GetReleaseByTag get a release of a repository by tag
-func (c *Client) GetReleaseByTag(owner, repo string, tag string) (*Release, *Response, error) {
+func (c *Client) GetReleaseByTag(owner, repo, tag string) (*Release, *Response, error) {
 	if c.checkServerVersionGreaterThanOrEqual(version1_13_0) != nil {
 		return c.fallbackGetReleaseByTag(owner, repo, tag)
 	}
@@ -168,7 +168,7 @@ func (c *Client) DeleteRelease(user, repo string, id int64) (*Response, error) {
 }
 
 // DeleteReleaseByTag deletes a release frm a repository by tag
-func (c *Client) DeleteReleaseByTag(user, repo string, tag string) (*Response, error) {
+func (c *Client) DeleteReleaseByTag(user, repo, tag string) (*Response, error) {
 	if err := escapeValidatePathSegments(&user, &repo, &tag); err != nil {
 		return nil, err
 	}
@@ -182,7 +182,7 @@ func (c *Client) DeleteReleaseByTag(user, repo string, tag string) (*Response, e
 }
 
 // fallbackGetReleaseByTag is fallback for old gitea installations ( < 1.13.0 )
-func (c *Client) fallbackGetReleaseByTag(owner, repo string, tag string) (*Release, *Response, error) {
+func (c *Client) fallbackGetReleaseByTag(owner, repo, tag string) (*Release, *Response, error) {
 	for i := 1; ; i++ {
 		rl, resp, err := c.ListReleases(owner, repo, ListReleasesOptions{ListOptions: ListOptions{Page: i}})
 		if err != nil {
diff --git a/gitea/repo.go b/gitea/repo.go
index 7ccde53..8f0e346 100644
--- a/gitea/repo.go
+++ b/gitea/repo.go
@@ -287,7 +287,9 @@ func (c *Client) SearchRepos(opt SearchRepoOptions) ([]*Repository, *Response, e
 				// private repos only not supported on gitea <= 1.11.x
 				return nil, nil, err
 			}
-			link.Query().Add("private", "false")
+			newQuery := link.Query()
+			newQuery.Add("private", "false")
+			link.RawQuery = newQuery.Encode()
 		}
 	}
 
diff --git a/gitea/repo_collaborator.go b/gitea/repo_collaborator.go
index c766250..ab730df 100644
--- a/gitea/repo_collaborator.go
+++ b/gitea/repo_collaborator.go
@@ -66,7 +66,7 @@ const (
 )
 
 // Validate the AddCollaboratorOption struct
-func (opt AddCollaboratorOption) Validate() error {
+func (opt *AddCollaboratorOption) Validate() error {
 	if opt.Permission != nil {
 		if *opt.Permission == AccessModeOwner {
 			*opt.Permission = AccessModeAdmin
@@ -88,7 +88,7 @@ func (c *Client) AddCollaborator(user, repo, collaborator string, opt AddCollabo
 	if err := escapeValidatePathSegments(&user, &repo, &collaborator); err != nil {
 		return nil, err
 	}
-	if err := opt.Validate(); err != nil {
+	if err := (&opt).Validate(); err != nil {
 		return nil, err
 	}
 	body, err := json.Marshal(&opt)
diff --git a/gitea/repo_collaborator_test.go b/gitea/repo_collaborator_test.go
index d059ba8..6860214 100644
--- a/gitea/repo_collaborator_test.go
+++ b/gitea/repo_collaborator_test.go
@@ -18,8 +18,12 @@ func TestRepoCollaborator(t *testing.T) {
 	repo, _ := createTestRepo(t, "RepoCollaborators", c)
 	createTestUser(t, "ping", c)
 	createTestUser(t, "pong", c)
-	defer c.AdminDeleteUser("ping")
-	defer c.AdminDeleteUser("pong")
+	defer func() {
+		_, err := c.AdminDeleteUser("ping")
+		assert.NoError(t, err)
+		_, err = c.AdminDeleteUser("pong")
+		assert.NoError(t, err)
+	}()
 
 	collaborators, _, err := c.ListCollaborators(repo.Owner.UserName, repo.Name, ListCollaboratorsOptions{})
 	assert.NoError(t, err)
diff --git a/gitea/repo_commit.go b/gitea/repo_commit.go
index 5714173..cf53ede 100644
--- a/gitea/repo_commit.go
+++ b/gitea/repo_commit.go
@@ -83,7 +83,7 @@ func (c *Client) GetSingleCommit(user, repo, commitID string) (*Commit, *Respons
 // ListCommitOptions list commit options
 type ListCommitOptions struct {
 	ListOptions
-	//SHA or branch to start listing commits from (usually 'master')
+	// SHA or branch to start listing commits from (usually 'master')
 	SHA string
 }
 
diff --git a/gitea/repo_file_test.go b/gitea/repo_file_test.go
index ed8403d..9e606d6 100644
--- a/gitea/repo_file_test.go
+++ b/gitea/repo_file_test.go
@@ -65,6 +65,7 @@ func TestFileCreateUpdateGet(t *testing.T) {
 	licence, _, err := c.GetContents(repo.Owner.UserName, repo.Name, "", "LICENSE")
 	assert.NoError(t, err)
 	licenceRaw, _, err := c.GetFile(repo.Owner.UserName, repo.Name, "", "LICENSE")
+	assert.NoError(t, err)
 	testContent := "Tk9USElORyBJUyBIRVJFIEFOWU1PUkUKSUYgWU9VIExJS0UgVE8gRklORCBTT01FVEhJTkcKV0FJVCBGT1IgVEhFIEZVVFVSRQo="
 	updatedFile, _, err = c.UpdateFile(repo.Owner.UserName, repo.Name, "LICENSE", UpdateFileOptions{
 		FileOptions: FileOptions{
diff --git a/gitea/repo_migrate.go b/gitea/repo_migrate.go
index cd0fe44..3ab690e 100644
--- a/gitea/repo_migrate.go
+++ b/gitea/repo_migrate.go
@@ -16,7 +16,7 @@ type GitServiceType string
 const (
 	// GitServicePlain represents a plain git service
 	GitServicePlain GitServiceType = "git"
-	//GitServiceGithub represents github.com
+	// GitServiceGithub represents github.com
 	GitServiceGithub GitServiceType = "github"
 	// GitServiceGitlab represents a gitlab service
 	GitServiceGitlab GitServiceType = "gitlab"
diff --git a/gitea/repo_tree.go b/gitea/repo_tree.go
index 452394a..c9ffc55 100644
--- a/gitea/repo_tree.go
+++ b/gitea/repo_tree.go
@@ -35,7 +35,7 @@ func (c *Client) GetTrees(user, repo, ref string, recursive bool) (*GitTreeRespo
 		return nil, nil, err
 	}
 	trees := new(GitTreeResponse)
-	var path = fmt.Sprintf("/repos/%s/%s/git/trees/%s", user, repo, ref)
+	path := fmt.Sprintf("/repos/%s/%s/git/trees/%s", user, repo, ref)
 	if recursive {
 		path += "?recursive=1"
 	}
diff --git a/gitea/repo_watch.go b/gitea/repo_watch.go
index f499aff..c36ca64 100644
--- a/gitea/repo_watch.go
+++ b/gitea/repo_watch.go
@@ -33,7 +33,7 @@ func (c *Client) GetWatchedRepos(user string) ([]*Repository, *Response, error)
 // GetMyWatchedRepos list repositories watched by the authenticated user
 func (c *Client) GetMyWatchedRepos() ([]*Repository, *Response, error) {
 	repos := make([]*Repository, 0, 10)
-	resp, err := c.getParsedResponse("GET", fmt.Sprintf("/user/subscriptions"), nil, nil, &repos)
+	resp, err := c.getParsedResponse("GET", "/user/subscriptions", nil, nil, &repos)
 	return repos, resp, err
 }
 
diff --git a/gitea/repo_watch_test.go b/gitea/repo_watch_test.go
index 2c56281..8e74d7b 100644
--- a/gitea/repo_watch_test.go
+++ b/gitea/repo_watch_test.go
@@ -22,29 +22,29 @@ func TestRepoWatch(t *testing.T) {
 	repo2, _ := createTestRepo(t, "TestRepoWatch_2", c)
 	assert.NotEqual(t, repo1, repo2)
 
-	//GetWatchedRepos
+	// GetWatchedRepos
 	wl, _, err := c.GetWatchedRepos("test01")
 	assert.NoError(t, err)
 	assert.NotNil(t, wl)
 	maxcount := len(wl)
 
-	//GetMyWatchedRepos
+	// GetMyWatchedRepos
 	wl, _, err = c.GetMyWatchedRepos()
 	assert.NoError(t, err)
 	assert.Len(t, wl, maxcount)
 
-	//CheckRepoWatch
+	// CheckRepoWatch
 	isWatching, _, err := c.CheckRepoWatch(repo1.Owner.UserName, repo1.Name)
 	assert.NoError(t, err)
 	assert.True(t, isWatching)
 
-	//UnWatchRepo
+	// UnWatchRepo
 	_, err = c.UnWatchRepo(repo1.Owner.UserName, repo1.Name)
 	assert.NoError(t, err)
 	isWatching, _, _ = c.CheckRepoWatch(repo1.Owner.UserName, repo1.Name)
 	assert.False(t, isWatching)
 
-	//WatchRepo
+	// WatchRepo
 	_, err = c.WatchRepo(repo1.Owner.UserName, repo1.Name)
 	assert.NoError(t, err)
 	isWatching, _, _ = c.CheckRepoWatch(repo1.Owner.UserName, repo1.Name)
diff --git a/gitea/status_test.go b/gitea/status_test.go
index 2bb3358..a1f78d5 100644
--- a/gitea/status_test.go
+++ b/gitea/status_test.go
@@ -17,7 +17,7 @@ func TestCommitStatus(t *testing.T) {
 	user, _, err := c.GetMyUserInfo()
 	assert.NoError(t, err)
 
-	var repoName = "CommitStatuses"
+	repoName := "CommitStatuses"
 	origRepo, err := createTestRepo(t, repoName, c)
 	if !assert.NoError(t, err) {
 		return
diff --git a/gitea/user.go b/gitea/user.go
index c37627b..67208fb 100644
--- a/gitea/user.go
+++ b/gitea/user.go
@@ -77,7 +77,6 @@ func (c *Client) GetUserByID(id int64) (*User, *Response, error) {
 	query := make(url.Values)
 	query.Add("uid", strconv.FormatInt(id, 10))
 	users, resp, err := c.searchUsers(query.Encode())
-
 	if err != nil {
 		return nil, resp, err
 	}
diff --git a/gitea/user_app.go b/gitea/user_app.go
index 88b01ed..eb3ef21 100644
--- a/gitea/user_app.go
+++ b/gitea/user_app.go
@@ -71,7 +71,7 @@ func (c *Client) DeleteAccessToken(value interface{}) (*Response, error) {
 		return nil, fmt.Errorf("\"username\" not set: only BasicAuth allowed")
 	}
 
-	var token = ""
+	token := ""
 
 	switch reflect.ValueOf(value).Kind() {
 	case reflect.Int64:
diff --git a/gitea/version.go b/gitea/version.go
index a7c62f8..83f6df9 100644
--- a/gitea/version.go
+++ b/gitea/version.go
@@ -52,7 +52,6 @@ func SetGiteaVersion(v string) ClientOption {
 	return func(c *Client) (err error) {
 		c.getVersionOnce.Do(func() {
 			c.serverVersion, err = version.NewVersion(v)
-			return
 		})
 		return
 	}
@@ -60,12 +59,14 @@ func SetGiteaVersion(v string) ClientOption {
 
 // predefined versions only have to be parsed by library once
 var (
-	version1_11_0, _ = version.NewVersion("1.11.0")
-	version1_12_0, _ = version.NewVersion("1.12.0")
-	version1_13_0, _ = version.NewVersion("1.13.0")
-	version1_14_0, _ = version.NewVersion("1.14.0")
-	version1_15_0, _ = version.NewVersion("1.15.0")
-	version1_16_0, _ = version.NewVersion("1.16.0")
+	version1_11_0 = version.Must(version.NewVersion("1.11.0"))
+	version1_11_5 = version.Must(version.NewVersion("1.11.5"))
+	version1_12_0 = version.Must(version.NewVersion("1.12.0"))
+	version1_12_3 = version.Must(version.NewVersion("1.12.3"))
+	version1_13_0 = version.Must(version.NewVersion("1.13.0"))
+	version1_14_0 = version.Must(version.NewVersion("1.14.0"))
+	version1_15_0 = version.Must(version.NewVersion("1.15.0"))
+	version1_16_0 = version.Must(version.NewVersion("1.16.0"))
 )
 
 // checkServerVersionGreaterThanOrEqual is the canonical way in the SDK to check for versions for API compatibility reasons