diff --git a/core/none/Dockerfile b/core/none/Dockerfile
index 979699df..f96ec394 100644
--- a/core/none/Dockerfile
+++ b/core/none/Dockerfile
@@ -1,5 +1,5 @@
 # This is an idle image to dynamically replace any component if disabled.
 
-FROM alpine
+FROM alpine:3.8
 
 CMD sleep 1000000d