--- a/src/HOL/Nominal/Examples/SOS.thy	Fri Aug 18 13:55:05 2017 +0200
+++ b/src/HOL/Nominal/Examples/SOS.thy	Fri Aug 18 20:47:47 2017 +0200
@@ -11,7 +11,7 @@
 (* Christian Urban.                                       *)
 
 theory SOS
-  imports "../Nominal"
+  imports "HOL-Nominal.Nominal"
 begin
 
 atom_decl name