diff --git a/.gitignore b/.gitignore
index d4e0454fa..1ef1ec730 100644
--- a/.gitignore
+++ b/.gitignore
@@ -28,5 +28,6 @@ msvc/Release/
 !cmake/Modules/*.cmake
 .DS_Store
 *~
+.*.swp
 tags
 mkmf.log