diff --git a/.gitignore b/.gitignore
index f3c8663ed46f..3b0344469d49 100644
--- a/.gitignore
+++ b/.gitignore
@@ -35,7 +35,7 @@ cscope.*
 *.pyc
 **/pyformat
 SOURCE_VERSION
-*.sw*
+*.s??
 tags
 TAGS
 /test/coverage/BUILD