diff -r 846293abd12d -r 96afb0707532 src/HOL/Library/Monad_Syntax.thy
--- a/src/HOL/Library/Monad_Syntax.thy	Sun Jan 26 22:45:57 2025 +0100
+++ b/src/HOL/Library/Monad_Syntax.thy	Mon Jan 27 12:13:37 2025 +0100
@@ -6,7 +6,7 @@
 section \<open>Monad notation for arbitrary types\<close>
 
 theory Monad_Syntax
-  imports Adhoc_Overloading
+  imports Main
 begin
 
 text \<open>