diff --git a/Dockerfile b/Dockerfile
index e9dea06..95da127 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.16
+FROM alpine:3.17
 MAINTAINER Micha Gläß-Stöcker <micha+docker@glaess.cc>
 
 # Build-time metadata as defined at http://label-schema.org