diff --git a/.github/workflows/docker.yml b/.github/workflows/docker.yml
index c98b3cb..c7f333f 100644
--- a/.github/workflows/docker.yml
+++ b/.github/workflows/docker.yml
@@ -8,6 +8,9 @@ on:
   push:
     branches:
       - master
+  pull_request:
+    branches:
+      - master
   workflow_dispatch:
   schedule:
     # Run weekly on Friday