diff -r 5abc60a017e0 -r b460124855b8 src/HOL/Algebra/Congruence.thy
--- a/src/HOL/Algebra/Congruence.thy	Sun Mar 13 22:24:10 2011 +0100
+++ b/src/HOL/Algebra/Congruence.thy	Sun Mar 13 22:55:50 2011 +0100
@@ -1,4 +1,4 @@
-(*  Title:      Algebra/Congruence.thy
+(*  Title:      HOL/Algebra/Congruence.thy
     Author:     Clemens Ballarin, started 3 January 2008
     Copyright:  Clemens Ballarin
 *)