diff --git a/flake8_spellcheck/python.txt b/flake8_spellcheck/python.txt
index 008dafd..f1c6271 100644
--- a/flake8_spellcheck/python.txt
+++ b/flake8_spellcheck/python.txt
@@ -134,6 +134,7 @@ returncode
 rmtree
 rsplit
 rstrip
+runtime
 scandir
 setattr
 setdefault