diff --git a/python/private/py_executable.bzl b/python/private/py_executable.bzl
index 98dbc7f284..fa80ea5105 100644
--- a/python/private/py_executable.bzl
+++ b/python/private/py_executable.bzl
@@ -894,6 +894,7 @@ def _create_stage1_bootstrap(
         template = template,
         output = output,
         substitutions = subs,
+        is_executable = True,
     )
 
 def _create_windows_exe_launcher(