diff --git a/sspks/Dockerfile b/sspks/Dockerfile
index e9523f5..363d7eb 100644
--- a/sspks/Dockerfile
+++ b/sspks/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:latest
+FROM alpine:3.19
 LABEL maintainer="Julian Reith <julianreith@gmx.de>"
 
 USER root