diff --git a/naive-nlu/tree_nlu/tests/gac_100.py b/naive-nlu/tree_nlu/tests/gac_100.py
index d6c09a9..484ebd3 100644
--- a/naive-nlu/tree_nlu/tests/gac_100.py
+++ b/naive-nlu/tree_nlu/tests/gac_100.py
@@ -741,4 +741,4 @@ def main():
             raise NotImplementedError('Example type: {}'.format(example_type))
 
         print("\r\x1b[K", end='')
-        return knowledge
+    return knowledge