--- a/src/HOL/ex/Transfer_Debug.thy Fri Aug 18 13:55:05 2017 +0200
+++ b/src/HOL/ex/Transfer_Debug.thy Fri Aug 18 20:47:47 2017 +0200
@@ -2,7 +2,7 @@
Author: Ondřej Kunčar, TU München
*)
theory Transfer_Debug
-imports Main "~~/src/HOL/Library/FSet"
+imports Main "HOL-Library.FSet"
begin
(*