diff --git a/circle.yml b/circle.yml
index c78eff7..e55ac67 100644
--- a/circle.yml
+++ b/circle.yml
@@ -48,6 +48,7 @@ deployment:
     owner: prometheus
     commands:
       - promu crossbuild tarballs
+      - promu checksum .tarballs
       - promu release .tarballs
       - mkdir $CIRCLE_ARTIFACTS/releases/ && cp -a .tarballs/* $CIRCLE_ARTIFACTS/releases/
       - docker login -e $DOCKER_EMAIL -u $DOCKER_LOGIN -p $DOCKER_PASSWORD