diff --git a/tests.sh b/tests.sh
index 2e4df6bcd5c9c9dd41c8003b58b9726f6b727a29..06c8fd846e45c5ffa156fde542901a4387b12e23 100755
--- a/tests.sh
+++ b/tests.sh
@@ -17,3 +17,10 @@ cd ..
 echo " PEP8"
 
 pycodestyle ./src
+
+if [ $? -eq 0 ]
+then
+    echo "OK"
+else
+    echo "WARNING"
+fi