diff --git a/runtime/doc/cmdline.txt b/runtime/doc/cmdline.txt
index 65cdcb3..7a860a7 100644
--- a/runtime/doc/cmdline.txt
+++ b/runtime/doc/cmdline.txt
@@ -479,6 +479,7 @@
     :global
     :help
     :helpfind
+    :lcscope
     :make
     :normal
     :perl