diff --git a/.github/workflows/installer-release.yml b/.github/workflows/installer-release.yml
index 1e1693b..24c8351 100644
--- a/.github/workflows/installer-release.yml
+++ b/.github/workflows/installer-release.yml
@@ -20,6 +20,7 @@ jobs:
           fetch-depth: '0'
 
       - name: Set VERSION (e.g. 1.0.0) and FULL_VERSION (e.g. 1.0.0-abcdef4)
+        if: github.event_name != 'pull_request'
         run: |
           VERSION="${GITHUB_REF#refs/tags/v}"
           SHORT_SHA=$(git rev-parse --short HEAD)
@@ -27,6 +28,11 @@ jobs:
           echo "VERSION=${VERSION}" >> $GITHUB_ENV
           echo "FULL_VERSION=${FULL_VERSION}" >> $GITHUB_ENV
         shell: bash
+      - name: set fake version for PR
+        if: github.event_name == 'pull_request'
+        run: |
+          echo "VERSION=0.0.1" >> $GITHUB_ENV
+          echo "FULL_VERSION=0.0.1-pr" >> $GITHUB_ENV
 
       - name: Validate version format
         run: |
@@ -77,14 +83,14 @@ jobs:
 
       - name: Sign Installer
         uses: sillsdev/codesign/trusted-signing-action@v3
-        if: startsWith(github.ref, 'refs/tags/v')
+        if: startsWith(github.ref, 'refs/tags/v') && github.event_name != 'pull_request'
         with:
           credentials: ${{ secrets.TRUSTED_SIGNING_CREDENTIALS }}
           files-folder: installer/Output
           files-folder-filter: SolidInstaller*.exe
 
       - name: Create Release
-        if: startsWith(github.ref, 'refs/tags/v')
+        if: startsWith(github.ref, 'refs/tags/v') && github.event_name != 'pull_request'
         uses: softprops/action-gh-release@v2
         with:
           files: installer/Output/SolidInstaller*.exe