diff --git a/stdlib/3/tokenize.pyi b/stdlib/3/tokenize.pyi
index 25263f31b..d9b91fa77 100644
--- a/stdlib/3/tokenize.pyi
+++ b/stdlib/3/tokenize.pyi
@@ -3,6 +3,11 @@ from builtins import open as _builtin_open
 import sys
 from token import *  # noqa: F403
 
+if sys.version_info < (3, 7):
+    COMMENT: int
+    NL: int
+    ENCODING: int
+
 cookie_re: Pattern[str]
 blank_re: Pattern[bytes]