diff --git a/Dockerfile b/Dockerfile
index eac267e1..93bb6394 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -4,7 +4,7 @@ ARG             VCS_REF
 ARG             VERSION
 
 # build
-FROM            golang:1.17.1-alpine as builder
+FROM            golang:1.17.2-alpine as builder
 RUN             apk add --no-cache git gcc musl-dev make
 ENV             GO111MODULE=on
 WORKDIR         /go/src/moul.io/bot
diff --git a/go.mod b/go.mod
index 7fe61503..e267ed44 100644
--- a/go.mod
+++ b/go.mod
@@ -13,15 +13,15 @@ require (
 	github.com/grpc-ecosystem/go-grpc-middleware v1.3.0
 	github.com/grpc-ecosystem/grpc-gateway v1.16.0
 	github.com/oklog/run v1.1.1-0.20200508094559-c7096881717e
-	github.com/peterbourgon/ff/v3 v3.1.1
+	github.com/peterbourgon/ff/v3 v3.1.2
 	github.com/rs/cors v1.8.0
 	github.com/soheilhy/cmux v0.1.5
 	github.com/tailscale/depaware v0.0.0-20210622194025-720c4b409502
 	github.com/treastech/logger v0.0.0-20180705232552-e381e9ecf2e3
 	go.uber.org/zap v1.19.1
 	golang.org/x/crypto v0.0.0-20200820211705-5c72a883971a // indirect
-	golang.org/x/oauth2 v0.0.0-20210819190943-2bc19b11175f
-	google.golang.org/genproto v0.0.0-20210924002016-3dee208752a0
+	golang.org/x/oauth2 v0.0.0-20211005180243-6b3c2da341f1
+	google.golang.org/genproto v0.0.0-20211012143446-e1d23e1da178
 	google.golang.org/grpc v1.41.0
 	google.golang.org/protobuf v1.27.1
 	moul.io/banner v1.0.1
diff --git a/go.sum b/go.sum
index 39939990..92903c02 100644
--- a/go.sum
+++ b/go.sum
@@ -253,8 +253,8 @@ github.com/onsi/gomega v1.7.1/go.mod h1:XdKZgCCFLUoM/7CFJVPcG8C1xQ1AJ0vpAezJrB7J
 github.com/opentracing/opentracing-go v1.1.0/go.mod h1:UkNAQd3GIcIGf0SeVgPpRdFStlNbqXla1AfSYxPUl2o=
 github.com/pelletier/go-toml v1.2.0/go.mod h1:5z9KED0ma1S8pY6P1sdut58dfprrGBbd/94hg7ilaic=
 github.com/pelletier/go-toml v1.6.0/go.mod h1:5N711Q9dKgbdkxHL+MEfF31hpT7l0S0s/t2kKREewys=
-github.com/peterbourgon/ff/v3 v3.1.1 h1:HLeFQ0vgECOALnkCCLn+wj4PU8JALH5xbhalFCiywDY=
-github.com/peterbourgon/ff/v3 v3.1.1/go.mod h1:rILkXqASXU8tch/bjeBNaBopJc5+ni/54McP3wnhAS0=
+github.com/peterbourgon/ff/v3 v3.1.2 h1:0GNhbRhO9yHA4CC27ymskOsuRpmX0YQxwxM9UPiP6JM=
+github.com/peterbourgon/ff/v3 v3.1.2/go.mod h1:XNJLY8EIl6MjMVjBS4F0+G0LYoAqs0DTa4rmHHukKDE=
 github.com/pingcap/errors v0.11.4 h1:lFuQV/oaUMGcD2tqt+01ROSmJs75VG1ToEOkZIZ4nE4=
 github.com/pingcap/errors v0.11.4/go.mod h1:Oi8TUi2kEtXXLMJk9l1cGmz20kV3TaQ0usTwv5KuLY8=
 github.com/pkg/diff v0.0.0-20200914180035-5b29258ca4f7/go.mod h1:zO8QMzTeZd5cpnIkz/Gn6iK0jDfGicM1nynOkkPIl28=
@@ -428,8 +428,8 @@ golang.org/x/oauth2 v0.0.0-20190226205417-e64efc72b421/go.mod h1:gOpvHmFTYa4Iltr
 golang.org/x/oauth2 v0.0.0-20190604053449-0f29369cfe45/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
 golang.org/x/oauth2 v0.0.0-20191202225959-858c2ad4c8b6/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
 golang.org/x/oauth2 v0.0.0-20200107190931-bf48bf16ab8d/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
-golang.org/x/oauth2 v0.0.0-20210819190943-2bc19b11175f h1:Qmd2pbz05z7z6lm0DrgQVVPuBm92jqujBKMHMOlOQEw=
-golang.org/x/oauth2 v0.0.0-20210819190943-2bc19b11175f/go.mod h1:KelEdhl1UZF7XfJ4dDtk6s++YSgaE7mD/BuKKDLBl4A=
+golang.org/x/oauth2 v0.0.0-20211005180243-6b3c2da341f1 h1:B333XXssMuKQeBwiNODx4TupZy7bf4sxFZnN2ZOcvUE=
+golang.org/x/oauth2 v0.0.0-20211005180243-6b3c2da341f1/go.mod h1:KelEdhl1UZF7XfJ4dDtk6s++YSgaE7mD/BuKKDLBl4A=
 golang.org/x/sync v0.0.0-20180314180146-1d60e4601c6f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20181108010431-42b317875d0f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20181221193216-37e7f081c4d4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
@@ -600,8 +600,8 @@ google.golang.org/genproto v0.0.0-20200618031413-b414f8b61790/go.mod h1:jDfRM7Fc
 google.golang.org/genproto v0.0.0-20200729003335-053ba62fc06f/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
 google.golang.org/genproto v0.0.0-20200804131852-c06518451d9c/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
 google.golang.org/genproto v0.0.0-20200825200019-8632dd797987/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
-google.golang.org/genproto v0.0.0-20210924002016-3dee208752a0 h1:5Tbluzus3QxoAJx4IefGt1W0HQZW4nuMrVk684jI74Q=
-google.golang.org/genproto v0.0.0-20210924002016-3dee208752a0/go.mod h1:5CzLGKJ67TSI2B9POpiiyGha0AjJvZIUgRMt1dSmuhc=
+google.golang.org/genproto v0.0.0-20211012143446-e1d23e1da178 h1:sjksfRCbEowdKjfEEAUtbT/Ji7rS6z/Rr/075r57JLQ=
+google.golang.org/genproto v0.0.0-20211012143446-e1d23e1da178/go.mod h1:5CzLGKJ67TSI2B9POpiiyGha0AjJvZIUgRMt1dSmuhc=
 google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
 google.golang.org/grpc v1.19.1/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
 google.golang.org/grpc v1.20.1/go.mod h1:10oTOabMzJvdu6/UiuZezV6QK5dSlG84ov/aaiqXj38=