diff --git a/Dockerfile b/Dockerfile
index bf5fbb95..abedcd23 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -21,7 +21,7 @@ ARG VERSION
 RUN VERSION=${VERSION} make build && touch jwt_signing_key.pem
 
 # Copy binary to alpine
-FROM alpine:3.13
+FROM alpine:3.16
 COPY nsswitch.conf /etc/nsswitch.conf
 COPY --from=builder /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/ca-certificates.crt
 COPY --from=builder /go/src/github.com/oauth2-proxy/oauth2-proxy/oauth2-proxy /bin/oauth2-proxy