diff --git a/README.md b/README.md
index f3fb536adbf55bbc3ea29d9e8e2467bb8af5225f..48e1ec7a3bb64d2bc203d9e4c81fa9294ecfe09a 100644
--- a/README.md
+++ b/README.md
@@ -38,7 +38,7 @@ The parameters button permits to :
 ## Firefox specific issue
 According to the version of Firefox, the addition of a new header behaves differently. In the latest version, when you choose the "add" action and the header exist, it appends the value, while in the old version, it replaces it. If you want to modify an exiting header, you should use "modify" instead of "add"
 
-## Limitation
+## Limitation
 
 Due to limitation in the webRequest API of browsers, headers of request which are invoked by Javascript could not be modified.