diff --git a/tests.sh b/tests.sh
index d4c86d2..4afab58 100755
--- a/tests.sh
+++ b/tests.sh
@@ -66,6 +66,7 @@ then
 fi
 
 # Run pre-commit
+RES=0
 echo "Run pre-commit..."
 pre-commit run --all-files
 [ $? -ne 0 ] && RES=1