diff --git a/test/momo.py b/test/momo.py
index a0c3464a..33c6739a 100644
--- a/test/momo.py
+++ b/test/momo.py
@@ -37,6 +37,7 @@ def __exit__(self, exc_type, exc_val, exc_tb):
         self.stop()
 
     def run_app(self):
+        print(self.executable)
         args = [
             str(self.executable),
             self.mode,