diff --git a/action.yml b/action.yml
index 125dc8f..570e8ef 100644
--- a/action.yml
+++ b/action.yml
@@ -47,7 +47,7 @@ runs:
     - uses: actions/checkout@v3
       with:
         # Disable shallow clone for SonarCloud analysis
-        fetch-depth: ${{ inputs.sonar_project_token && 0 || 1 }}
+        fetch-depth: ${{ ! inputs.sonar_project_token }}
         repository: ${{ inputs.repository }}
 
     # Process variables and inputs