diff -r 200daaab2578 -r 807b249f1061 src/Pure/ex/Def.thy
--- a/src/Pure/ex/Def.thy	Thu Oct 19 11:30:16 2023 +0200
+++ b/src/Pure/ex/Def.thy	Thu Oct 19 16:31:17 2023 +0200
@@ -67,7 +67,7 @@
 
 val _ =
   Simplifier.simproc_setup
-    {name = \<^binding>\<open>expand_def\<close>, lhss = ["x::'a"], passive = false, proc = K get_def};
+    {passive = false, name = \<^binding>\<open>expand_def\<close>, lhss = ["x::'a"], proc = K get_def};
 
 
 (* Isar command *)