diff --git third_party/py/python_configure.bzl third_party/py/python_configure.bzl
--- third_party/py/python_configure.bzl
+++ third_party/py/python_configure.bzl
@@ -193,1 +193,1 @@ def _get_python_lib(repository_ctx, python_bin, lib_path_key):
-    cmd = '%s - %s' % (python_bin, print_lib)
+    cmd = '"%s" - %s' % (python_bin, print_lib)
--