diff --git a/tools/install_venv.py b/tools/install_venv.py
index 1664b35..f37e0cd 100644
--- a/tools/install_venv.py
+++ b/tools/install_venv.py
@@ -56,7 +56,7 @@
 
     Also, make test will automatically use the virtualenv.
     """
-    print help
+    print(help)
 
 
 def main(argv):