diff --git a/doc/configuration.txt b/doc/configuration.txt
index 8b2b9a6f7..c5e6d2a03 100644
--- a/doc/configuration.txt
+++ b/doc/configuration.txt
@@ -7925,8 +7925,6 @@ http-response sc-inc-gpc1(<sc-id>) [ { if | unless } <condition> ]
 
 http-response sc-set-gpt(<idx>,<sc-id>) { <int> | <expr> }
                                         [ { if | unless } <condition> ]
-http-response sc-set-gpt0(<sc-id>) { <int> | <expr> }
-                                   [ { if | unless } <condition> ]
 http-response sc-set-gpt0(<sc-id>) { <int> | <expr> }
                                    [ { if | unless } <condition> ]