diff --git a/Dockerfile b/Dockerfile
index 59a6287..524eee0 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 # Base on latest (edge) alpine image
-FROM harbor.ervine.dev/public/x86_64/alpine:v3.12
+FROM harbor.ervine.dev/public/x86_64/alpine:v3.13
 
 LABEL maintainer="Jonathan Ervine <docker@ervine.org>"
 
diff --git a/start.sh b/start.sh
old mode 100755
new mode 100644