diff --git a/en/03.1.md b/en/03.1.md
index e2ab671e..8af704e2 100644
--- a/en/03.1.md
+++ b/en/03.1.md
@@ -134,7 +134,7 @@ The term stateless doesn't mean that the server has no ability to keep a connect
 
 In HTTP/1.1, Keep-alive is used by default. If clients have additional requests, they will use the same connection for them.
 
-Notice that Keep-alive cannot maintian one connection forever; the application running in the server determines the limit with which to keep the connection alive for, and in most cases you can configure this limit. 
+Notice that Keep-alive cannot maintain one connection forever; the application running in the server determines the limit with which to keep the connection alive for, and in most cases you can configure this limit. 
 
 ## Request instance