diff --git a/go.mod b/go.mod
index cc3d49c..2cf7902 100644
--- a/go.mod
+++ b/go.mod
@@ -3,7 +3,7 @@ module github.com/int128/kauthproxy
 go 1.12
 
 require (
-	github.com/cenkalti/backoff/v4 v4.1.1
+	github.com/cenkalti/backoff/v4 v4.1.2
 	github.com/chromedp/chromedp v0.7.4
 	github.com/golang/mock v1.6.0
 	github.com/google/wire v0.5.0
diff --git a/go.sum b/go.sum
index a156748..2ff4701 100644
--- a/go.sum
+++ b/go.sum
@@ -73,8 +73,8 @@ github.com/beorn7/perks v1.0.0/go.mod h1:KWe93zE9D1o94FZ5RNwFwVgaQK1VOXiVxmqh+Ce
 github.com/bgentry/speakeasy v0.1.0/go.mod h1:+zsyZBPWlz7T6j88CTgSN5bM796AkVf0kBD4zp0CCIs=
 github.com/bketelsen/crypt v0.0.3-0.20200106085610-5cbc8cc4026c/go.mod h1:MKsuJmJgSg28kpZDP6UIiPt0e0Oz0kqKNGyRaWEPv84=
 github.com/bketelsen/crypt v0.0.4/go.mod h1:aI6NrJ0pMGgvZKL1iVgXLnfIFJtfV+bKCoqOes/6LfM=
-github.com/cenkalti/backoff/v4 v4.1.1 h1:G2HAfAmvm/GcKan2oOQpBXOd2tT2G57ZnZGWa1PxPBQ=
-github.com/cenkalti/backoff/v4 v4.1.1/go.mod h1:scbssz8iZGpm3xbr14ovlUdkxfGXNInqkPWOWmG2CLw=
+github.com/cenkalti/backoff/v4 v4.1.2 h1:6Yo7N8UP2K6LWZnW94DLVSSrbobcWdVzAYOisuDPIFo=
+github.com/cenkalti/backoff/v4 v4.1.2/go.mod h1:scbssz8iZGpm3xbr14ovlUdkxfGXNInqkPWOWmG2CLw=
 github.com/census-instrumentation/opencensus-proto v0.2.1/go.mod h1:f6KPmirojxKA12rnyqOA5BBL4O983OfeGPqjHWSTneU=
 github.com/cespare/xxhash v1.1.0/go.mod h1:XrSqR1VqqWfGrhpAt58auRo0WTKS1nRRg3ghfAqPWnc=
 github.com/chromedp/cdproto v0.0.0-20210713064928-7d28b402946a h1:B6EyBXuMsFyrUoBrNXdt+Vf3vQNpN4DU/Xv96R4BdFg=