diff --git a/src/Lean/Parser/Command.lean b/src/Lean/Parser/Command.lean
index 283442f023..ddbecce413 100644
--- a/src/Lean/Parser/Command.lean
+++ b/src/Lean/Parser/Command.lean
@@ -867,6 +867,7 @@ builtin_initialize
   register_parser_alias                                                 optDeclSig
   register_parser_alias                                                 openDecl
   register_parser_alias                                                 docComment
+  register_parser_alias                                                 visibility
 
 /--
 Registers an error explanation.