diff --git a/docker-diff b/docker-diff
index 34d62ea..ddcc953 100755
--- a/docker-diff
+++ b/docker-diff
@@ -9,6 +9,6 @@ container_a=$(docker create "$IMAGE_A" /dontexist)
 container_b=$(docker create "$IMAGE_B" /dontexist)
 AWK='{printf "%-10s %-10s %-100s\n",$1,$3,$6}'
 
-diff <(docker export "$container_a" | docker run -i --rm alpine tar tvf - | awk "$AWK") <(docker export "$container_b" | docker run -i --rm alpine tar tvf - | awk "$AWK")
+diff <(docker export "$container_a" | docker run -i --rm ubuntu tar tvf - | awk "$AWK") <(docker export "$container_b" | docker run -i --rm ubuntu tar tvf - | awk "$AWK")
 
 docker rm -fv "$container_a" "$container_b"