diff --git a/docs/client-certificate-setup.md b/docs/client-certificate-setup.md
index 66df9c8..dbc1c9f 100644
--- a/docs/client-certificate-setup.md
+++ b/docs/client-certificate-setup.md
@@ -49,8 +49,8 @@ server {
 
     location ~* /.well-known/csaf/(red|green|amber)/{
         autoindex on;a
-        if  ($ssl_client_verify != SUCESS){
-            retrun 403;
+        if  ($ssl_client_verify != SUCCESS){
+            return 403;
         }
     }