diff --git a/.circleci/config.yml b/.circleci/config.yml
index 24e7959..49011e3 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -1,5 +1,7 @@
 version: 2.1
 jobs:
   noop:
+    docker:
+      - image: alpine
     steps:
       - run: echo skipping for gh pages