diff --git a/setupbase.py b/setupbase.py
index 395f0b5..585dc43 100644
--- a/setupbase.py
+++ b/setupbase.py
@@ -337,7 +337,8 @@ def find_entry_points():
 script_src = """#!{executable}
 # This script was automatically generated by setup.py
 from {mod} import {func}
-{func}()
+if __name__ == '__main__':
+    {func}()
 """
 
 class build_scripts_entrypt(build_scripts):