diff --git a/Dockerfile.dapper b/Dockerfile.dapper
index e93abfd32..6aa230404 100644
--- a/Dockerfile.dapper
+++ b/Dockerfile.dapper
@@ -6,7 +6,7 @@ ENV HOST_ARCH=${DAPPER_HOST_ARCH} ARCH=${DAPPER_HOST_ARCH}
 RUN zypper -n rm container-suseconnect && \
     zypper -n install git curl docker gzip tar wget awk
 
-RUN curl -sSfL https://raw.githubusercontent.com/golangci/golangci-lint/master/install.sh | sh -s v1.55.2
+RUN curl -sSfL https://raw.githubusercontent.com/golangci/golangci-lint/master/install.sh | sh -s v1.57.1
 
 
 ENV DAPPER_ENV REPO TAG DRONE_TAG
diff --git a/cmd/webhook/main.go b/cmd/webhook/main.go
index 5796bdde2..94de69de5 100644
--- a/cmd/webhook/main.go
+++ b/cmd/webhook/main.go
@@ -89,7 +89,7 @@ func main() {
 
 	app := cli.NewApp()
 	app.Flags = flags
-	app.Action = func(c *cli.Context) {
+	app.Action = func(_ *cli.Context) {
 		setLogLevel(logLevel)
 		if err := run(ctx, cfg, &options); err != nil {
 			logrus.Fatalf("run webhook server failed: %v", err)