diff --git a/Packages/Spatial_searching/changes.txt b/Packages/Spatial_searching/changes.txt
index 02c73393a09..7f30c60827a 100755
--- a/Packages/Spatial_searching/changes.txt
+++ b/Packages/Spatial_searching/changes.txt
@@ -1,4 +1,4 @@
-Version 4.9 (17 October 2003) [af]
+Version 4.23 (17 October 2003) [af]
 - Added \label to the chapters
 
 Version 4.18 (7 October 2003) [af]