diff -r 8b55b9c986a4 -r 787983a08bfb src/HOL/Library/Library.thy
--- a/src/HOL/Library/Library.thy	Mon Sep 12 10:27:36 2011 +0200
+++ b/src/HOL/Library/Library.thy	Mon Sep 12 10:57:58 2011 +0200
@@ -2,7 +2,7 @@
 theory Library
 imports
   Abstract_Rat
-  AssocList
+  AList_Mapping
   BigO
   Binomial
   Bit