--- a/src/HOL/HOLCF/IOA/NTP/Sender.thy Fri Aug 18 13:55:05 2017 +0200
+++ b/src/HOL/HOLCF/IOA/NTP/Sender.thy Fri Aug 18 20:47:47 2017 +0200
@@ -5,7 +5,7 @@
section \<open>The implementation: sender\<close>
theory Sender
-imports "../IOA" Action
+imports IOA.IOA Action
begin
type_synonym