diff --git a/.github/workflows/container-build.yml b/.github/workflows/container-build.yml
index 34787ae03d..1041d6e6d9 100644
--- a/.github/workflows/container-build.yml
+++ b/.github/workflows/container-build.yml
@@ -5,6 +5,9 @@ on:
       - '**'
   schedule:
     - cron: '0 0 * * *'
+  pull_request:
+    paths:
+      - 'Dockerfile.ci'
 jobs:
   container-build:
     runs-on: ubuntu-latest