diff --git a/Dockerfile b/Dockerfile
index 4ea601b..d2c3cc5 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.19
+FROM alpine:3.20
 
 LABEL org.opencontainers.image.title=gantry
 LABEL org.opencontainers.image.description="Updating docker swarm services"