diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 8570edbe..47c961af 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -8,6 +8,8 @@ on:
     tags-ignore:
       - 'v0*'
   pull_request:
+    branches:
+      - 'master'
 
 jobs:
   unit-tests:
@@ -22,7 +24,7 @@ jobs:
       - name: Update Version File
         uses: ArabCoders/write-version-to-file@master
         with:
-          filename: '${RUNNER_WORKSPACE}/.version'
+          filename: '/.version'
           placeholder: '${VERSION}'
       - name: Setup PHP
         uses: shivammathur/setup-php@v2
@@ -57,7 +59,7 @@ jobs:
       - name: Update Version File
         uses: ArabCoders/write-version-to-file@master
         with:
-          filename: '${RUNNER_WORKSPACE}/.version'
+          filename: '/.version'
           placeholder: '${VERSION}'
       - name: Docker meta
         id: meta
@@ -69,6 +71,7 @@ jobs:
             type=raw,value=dev-latest,enable=${{ endsWith(github.ref, '/dev') }}
             type=ref,event=tag
             type=sha,enable=${{ endsWith(github.ref, github.event.repository.default_branch) }}
+            type=ref,enable=true,priority=600,prefix=pr-,suffix=,event=pr
           flavor: |
             latest=false
       - name: Login to DockerHub