diff --git a/tests/memlimit/dockerfile/Dockerfile b/tests/memlimit/dockerfile/Dockerfile
index 62275bba..0cb02777 100644
--- a/tests/memlimit/dockerfile/Dockerfile
+++ b/tests/memlimit/dockerfile/Dockerfile
@@ -1,4 +1,4 @@
-FROM ubuntu:zesty
+FROM ubuntu:artful
 
 RUN apt-get update && apt-get install --yes python3