diff --git a/.github/workflows/docker.yml b/.github/workflows/docker.yml
index 43332fc..76f2816 100644
--- a/.github/workflows/docker.yml
+++ b/.github/workflows/docker.yml
@@ -10,8 +10,6 @@ on:
     branches: [ "master" ]
     # Publish semver tags as releases.
     tags: [ 'v*.*.*' ]
-  pull_request:
-    branches: [ "master" ]
 
 env:
   # Use docker.io for Docker Hub if empty