diff --git a/README.md b/README.md
index 9ae4f62..38bfcb6 100644
--- a/README.md
+++ b/README.md
@@ -171,7 +171,7 @@ server {
         ssl_prefer_server_ciphers on;
 
         ssl_session_cache    shared:SSL:1m;
-        ssl_ession_timeout  5m;
+        ssl_session_timeout  5m;
 
         ssl_ciphers  HIGH:!aNULL:!MD5;
         error_page 502 /lab_down.html;