diff --git a/library/init/datatypes.lean b/library/init/datatypes.lean
index 8796b5741f..64096c3609 100644
--- a/library/init/datatypes.lean
+++ b/library/init/datatypes.lean
@@ -7,8 +7,6 @@ Basic datatypes
 -/
 prelude
 notation `Prop`  := Type.{0}
-notation [parsing_only] `Type'` := Type.{_+1}
-notation [parsing_only] `Type₊` := Type.{_+1}
 notation `Type₁` := Type.{1}
 notation `Type₂` := Type.{2}
 notation `Type₃` := Type.{3}