diff -r 56f1c0af602c -r 8e72f55295fd src/HOL/Typerep.thy
--- a/src/HOL/Typerep.thy	Mon Sep 23 15:01:10 2024 +0200
+++ b/src/HOL/Typerep.thy	Mon Sep 23 21:09:23 2024 +0200
@@ -18,7 +18,7 @@
 end
 
 syntax
-  "_TYPEREP" :: "type => logic"  (\<open>(1TYPEREP/(1'(_')))\<close>)
+  "_TYPEREP" :: "type => logic"  (\<open>(\<open>indent=1 notation=\<open>prefix TYPEREP\<close>\<close>TYPEREP/(1'(_')))\<close>)
 syntax_consts
   "_TYPEREP" \<rightleftharpoons> typerep