diff --git a/Examples/test-suite/python/director_thread.i b/Examples/test-suite/python/director_thread.i
index 3bc1721e0..0c7cdb5a2 100644
--- a/Examples/test-suite/python/director_thread.i
+++ b/Examples/test-suite/python/director_thread.i
@@ -38,5 +38,6 @@ extern "C" void* working(void* t);
       sleep(1);
       f->do_foo();
     }
+    return 0;
   }
 }