diff --git a/go.mod b/go.mod
index 4e76835f..6bd066d2 100644
--- a/go.mod
+++ b/go.mod
@@ -3,8 +3,8 @@ module github.com/cybozu/assam
 go 1.15
 
 require (
-	github.com/aws/aws-sdk-go v1.38.58
-	github.com/chromedp/cdproto v0.0.0-20210610012203-ae0add727b87
+	github.com/aws/aws-sdk-go v1.38.70
+	github.com/chromedp/cdproto v0.0.0-20210625233425-810000e4a4fc
 	github.com/chromedp/chromedp v0.7.3
 	github.com/google/uuid v1.2.0
 	github.com/pkg/errors v0.9.1
diff --git a/go.sum b/go.sum
index 4f25a1f3..667e478f 100644
--- a/go.sum
+++ b/go.sum
@@ -19,16 +19,16 @@ github.com/alecthomas/units v0.0.0-20151022065526-2efee857e7cf/go.mod h1:ybxpYRF
 github.com/armon/circbuf v0.0.0-20150827004946-bbbad097214e/go.mod h1:3U/XgcO3hCbHZ8TKRvWD2dDTCfh9M9ya+I9JpbB7O8o=
 github.com/armon/go-metrics v0.0.0-20180917152333-f0300d1749da/go.mod h1:Q73ZrmVTwzkszR9V5SSuryQ31EELlFMUz1kKyl939pY=
 github.com/armon/go-radix v0.0.0-20180808171621-7fddfc383310/go.mod h1:ufUuZ+zHj4x4TnLV4JWEpy2hxWSpsRywHrMgIH9cCH8=
-github.com/aws/aws-sdk-go v1.38.58 h1:s4BKYcepKuX73xRTSRI3dQCfAM3zwmKgTLvjG/wtBEM=
-github.com/aws/aws-sdk-go v1.38.58/go.mod h1:hcU610XS61/+aQV88ixoOzUoG7v3b31pl2zKMmprdro=
+github.com/aws/aws-sdk-go v1.38.70 h1:EGHVUQzHIxQDF9LwQU22yE9bJd1HuBAWpJYSEnxnnhc=
+github.com/aws/aws-sdk-go v1.38.70/go.mod h1:hcU610XS61/+aQV88ixoOzUoG7v3b31pl2zKMmprdro=
 github.com/beorn7/perks v0.0.0-20180321164747-3a771d992973/go.mod h1:Dwedo/Wpr24TaqPxmxbtue+5NUziq4I4S80YR8gNf3Q=
 github.com/beorn7/perks v1.0.0/go.mod h1:KWe93zE9D1o94FZ5RNwFwVgaQK1VOXiVxmqh+CedLV8=
 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/cespare/xxhash v1.1.0/go.mod h1:XrSqR1VqqWfGrhpAt58auRo0WTKS1nRRg3ghfAqPWnc=
 github.com/chromedp/cdproto v0.0.0-20210526005521-9e51b9051fd0/go.mod h1:At5TxYYdxkbQL0TSefRjhLE3Q0lgvqKKMSFUglJ7i1U=
-github.com/chromedp/cdproto v0.0.0-20210610012203-ae0add727b87 h1:cwQmsgb/AXeaToM+wiwNrui8E5hzKVHQL/gUtCNVqaI=
-github.com/chromedp/cdproto v0.0.0-20210610012203-ae0add727b87/go.mod h1:At5TxYYdxkbQL0TSefRjhLE3Q0lgvqKKMSFUglJ7i1U=
+github.com/chromedp/cdproto v0.0.0-20210625233425-810000e4a4fc h1:Gr9CJ/+rF6ZUXoP83j05KIh/HHBl3i3nXwXPqpLQaw0=
+github.com/chromedp/cdproto v0.0.0-20210625233425-810000e4a4fc/go.mod h1:At5TxYYdxkbQL0TSefRjhLE3Q0lgvqKKMSFUglJ7i1U=
 github.com/chromedp/chromedp v0.7.3 h1:FvgJICfjvXtDX+miuMUY0NHuY8zQvjS/TcEQEG6Ldzs=
 github.com/chromedp/chromedp v0.7.3/go.mod h1:9gC521Yzgrk078Ulv6KIgG7hJ2x9aWrxMBBobTFk30A=
 github.com/chromedp/sysutil v1.0.0 h1:+ZxhTpfpZlmchB58ih/LBHX52ky7w2VhQVKQMucy3Ic=
@@ -273,7 +273,6 @@ golang.org/x/sys v0.0.0-20210423082822-04245dca01da/go.mod h1:h1NjWce9XRLGQEsW7w
 golang.org/x/sys v0.0.0-20210525143221-35b2ab0089ea h1:+WiDlPBBaO+h9vPNZi8uJ3k4BkKQB7Iow3aqwHVA5hI=
 golang.org/x/sys v0.0.0-20210525143221-35b2ab0089ea/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
-golang.org/x/text v0.3.5/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.3.6 h1:aRYxNxv6iGQlyVaZmk6ZgYEDa+Jg18DxebPSrd6bg1M=
 golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/time v0.0.0-20181108054448-85acf8d2951c/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=