diff --git a/README.md b/README.md
index 1f5b80f..35d4ea3 100644
--- a/README.md
+++ b/README.md
@@ -16,7 +16,7 @@ github加速神器
 * *.githubapp.com
 * *.githubassets.com
 * *.githubusercontent.com
-* *github*.s3.amazonaws.com
+* \*github\*.s3.amazonaws.com
 
 #### stackoverflow
 * ajax.googleapis.com -> gapis.geekzu.org/ajax