diff --git a/Dockerfile b/Dockerfile
index eb2e332..217ae6f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.15.3
+FROM alpine:3.15.4
 MAINTAINER Dr Internet <internet@limelightgaming.net>
 
 # Install RSync and Open SSH.