diff --git a/go.mod b/go.mod
index af3a26b4..76553960 100644
--- a/go.mod
+++ b/go.mod
@@ -23,7 +23,7 @@ require (
 	github.com/pkg/errors v0.9.1
 	github.com/prometheus/client_golang v1.12.2
 	github.com/shurcooL/githubv4 v0.0.0-20201206200315-234843c633fa
-	github.com/slack-go/slack v0.11.0
+	github.com/slack-go/slack v0.11.3
 	github.com/tidwall/gjson v1.14.2
 	github.com/urfave/cli/v2 v2.11.1
 	go.uber.org/zap v1.21.0
diff --git a/go.sum b/go.sum
index f0022714..d25e5056 100644
--- a/go.sum
+++ b/go.sum
@@ -520,8 +520,8 @@ github.com/sirupsen/logrus v1.2.0/go.mod h1:LxeOpSwHxABJmUn/MG1IvRgCAasNZTLOkJPx
 github.com/sirupsen/logrus v1.4.1/go.mod h1:ni0Sbl8bgC9z8RoU9G6nDWqqs/fq4eDPysMBDgk/93Q=
 github.com/sirupsen/logrus v1.4.2/go.mod h1:tLMulIdttU9McNUspp0xgXVQah82FyeX6MwdIuYE2rE=
 github.com/sirupsen/logrus v1.6.0/go.mod h1:7uNnSEd1DgxDLC74fIahvMZmmYsHGZGEOFrfsX/uA88=
-github.com/slack-go/slack v0.11.0 h1:sBBjQz8LY++6eeWhGJNZpRm5jvLRNnWBFZ/cAq58a6k=
-github.com/slack-go/slack v0.11.0/go.mod h1:hlGi5oXA+Gt+yWTPP0plCdRKmjsDxecdHxYQdlMQKOw=
+github.com/slack-go/slack v0.11.3 h1:GN7revxEMax4amCc3El9a+9SGnjmBvSUobs0QnO6ZO8=
+github.com/slack-go/slack v0.11.3/go.mod h1:hlGi5oXA+Gt+yWTPP0plCdRKmjsDxecdHxYQdlMQKOw=
 github.com/spaolacci/murmur3 v0.0.0-20180118202830-f09979ecbc72/go.mod h1:JwIasOWyU6f++ZhiEuf87xNszmSA2myDM2Kzu9HwQUA=
 github.com/spf13/afero v1.3.3/go.mod h1:5KUK8ByomD5Ti5Artl0RtHeI5pTF7MIDuXL3yY520V4=
 github.com/spf13/afero v1.6.0/go.mod h1:Ai8FlHk4v/PARR026UzYexafAt9roJ7LcLMAmO6Z93I=