diff --git a/.gitignore b/.gitignore
index 0c7f8a9..e2a58c1 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,6 +2,7 @@
 bin/openresty.fcgi
 demo/Admin/.rsync
 *~
+*.swo
 *.json
 *.o
 *.hi