diff --git a/action.yml b/action.yml
index 06e239d..7ad199c 100644
--- a/action.yml
+++ b/action.yml
@@ -326,7 +326,12 @@ runs:
 
         echo "" >> $LOG_FILE
         echo "📈 Generating coverage summary..." >> $LOG_FILE
-        pixi run coverage report --format=markdown >> markdown/coverage-summary.md 2>> outputs/coverage-error.log && {
+
+        # Combine all .coverage.* into one
+        pixi run coverage combine > /dev/null 2>> outputs/coverage-error.log
+
+        # Generate markdown report once
+        pixi run coverage report --skip-covered --skip-empty --format=markdown > markdown/coverage-summary.md 2>> outputs/coverage-error.log && {
           echo "✅ Coverage summary generated" >> $LOG_FILE
         } || {
           echo "❌ Coverage summary generation failed" >> $LOG_FILE