diff --git a/basis/help/help-docs.factor b/basis/help/help-docs.factor
index d329fa5d42..47cc2987d7 100755
--- a/basis/help/help-docs.factor
+++ b/basis/help/help-docs.factor
@@ -399,5 +399,5 @@ HELP: ABOUT:
 { $description "Defines the main documentation article for the current vocabulary." } ;
 
 HELP: vocab-help
-{ $values { "vocab" "a vocabulary specifier" } { "help" "a help article" } }
+{ $values { "vocab-spec" "a vocabulary specifier" } { "help" "a help article" } }
 { $description "Outputs the main help article for a vocabulary. The main help article can be set with " { $link POSTPONE: ABOUT:  } "." } ;