diff --git a/.circleci/config.yml b/.circleci/config.yml
index afa3fafa1..6bb02ce95 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -91,19 +91,19 @@ workflows:
       - "build-porting-depgraph":
           <<: *DOCKERHUB_CONTEXT
 
-  images:
-    # Build the Docker images used by the ci jobs.  This makes the ci jobs
-    # faster and takes various spurious failures out of the critical path.
-    triggers:
-      # Build once a day
-      - schedule:
-          cron: "0 0 * * *"
-          filters:
-            branches:
-              only:
-                - "master"
+  # images:
+  #   # Build the Docker images used by the ci jobs.  This makes the ci jobs
+  #   # faster and takes various spurious failures out of the critical path.
+  #   triggers:
+  #     # Build once a day
+  #     - schedule:
+  #         cron: "0 0 * * *"
+  #         filters:
+  #           branches:
+  #             only:
+  #               - "master"
 
-    jobs:
+  #   jobs:
       - "build-image-debian-8":
           <<: *DOCKERHUB_CONTEXT
       - "build-image-debian-9":