diff --git a/go.mod b/go.mod
index 65938e1..b3a844b 100644
--- a/go.mod
+++ b/go.mod
@@ -14,7 +14,7 @@ require (
 	golang.org/x/crypto v0.0.0-20190923035154-9ee001bba392 // indirect
 	golang.org/x/net v0.0.0-20190923162816-aa69164e4478 // indirect
 	golang.org/x/text v0.3.2 // indirect
-	golang.org/x/tools v0.0.0-20190920225731-5eefd052ad72
+	golang.org/x/tools v0.0.0-20190923230126-0f9bb8f614ff
 	gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15 // indirect
 	gopkg.in/yaml.v2 v2.2.2
 )
diff --git a/go.sum b/go.sum
index 435c7ed..81ab69a 100644
--- a/go.sum
+++ b/go.sum
@@ -99,6 +99,8 @@ golang.org/x/tools v0.0.0-20190917032747-2dc213d980bc h1:AzQrNvr65FlhSjBpg0eVCY4
 golang.org/x/tools v0.0.0-20190917032747-2dc213d980bc/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
 golang.org/x/tools v0.0.0-20190920225731-5eefd052ad72 h1:bw9doJza/SFBEweII/rHQh338oozWyiFsBRHtrflcws=
 golang.org/x/tools v0.0.0-20190920225731-5eefd052ad72/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
+golang.org/x/tools v0.0.0-20190923230126-0f9bb8f614ff h1:palXc2/lH3aFG86BII2o6pUYgrcAjON5FyYk7zthL3Q=
+golang.org/x/tools v0.0.0-20190923230126-0f9bb8f614ff/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127 h1:qIbj1fsPNlZgppZ+VLlY7N33q108Sa+fhmuc+sWQYwY=