diff --git a/Dockerfile b/Dockerfile
index 204a6cc..eb2e332 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.15.0
+FROM alpine:3.15.3
 MAINTAINER Dr Internet <internet@limelightgaming.net>
 
 # Install RSync and Open SSH.