diff --git a/third_party/py/python_configure.bzl b/third_party/py/python_configure.bzl
index 57d216cfe17..53264630a16 100644
--- a/third_party/py/python_configure.bzl
+++ b/third_party/py/python_configure.bzl
@@ -207,12 +207,9 @@ def _get_python_lib(repository_ctx, python_bin):
 
 def _check_python_lib(repository_ctx, python_lib):
   """Checks the python lib path."""
-  return_codes = []
-  for entry in python_lib.split(":"):
-    cmd = 'test -d "%s" -a -x "%s"' % (entry, entry)
-    result = repository_ctx.execute([_get_bash_bin(repository_ctx), "-c", cmd])
-    return_codes.append(result.return_code)
-  if all(return_codes):
+  cmd = 'test -d "%s" -a -x "%s"' % (python_lib, python_lib)
+  result = repository_ctx.execute([_get_bash_bin(repository_ctx), "-c", cmd])
+  if result.return_code == 1:
     _fail("Invalid python library path: %s" % python_lib)