diff --git a/Packages/Triangulation_2/changes.txt b/Packages/Triangulation_2/changes.txt
index 32c9d5b5931..55443f3ec22 100644
--- a/Packages/Triangulation_2/changes.txt
+++ b/Packages/Triangulation_2/changes.txt
@@ -1,6 +1,11 @@
 Package triangulation: provides triangulations Delaunay triangulations, 
 constrained and regular triangulations with  tests and examples.
 
+Ver 4.71 
+- deleted superflous CGAL_TYPENAME_MSVC_NULL in Triangulation_iterators_2.h
+- Renamed  the variabled previuosly named "or" in Triangulation_line_face_circulator_2.h  
+- add a push_back function in Constrained_triangulation_2.h
+
 Ver 4.70 (2 nov 00)
 - fixed stack_flip_4_2 in Regular_triangulation_2.h
 
diff --git a/Packages/Triangulation_2/makefile b/Packages/Triangulation_2/makefile
index 3d29023d6ab..d94aa6d567f 100644
--- a/Packages/Triangulation_2/makefile
+++ b/Packages/Triangulation_2/makefile
@@ -17,11 +17,11 @@ package:
 	@echo "----------------------------------"
 	@echo "---- cvs update; -----------------"
 	@echo "---- make Test ; ------------ ----"
-	@echo "---- make VERSION=4.70 Doc -------"
+	@echo "---- make VERSION=4.71 Doc -------"
 	@echo "---- editer changes.txt       ----"
-	@echo "---- make VERSION=4.70 Version ---"
+	@echo "---- make VERSION=4.71 Version ---"
 	@echo "---- cvs commit ------------------"
-	@echo "---- make VERSION=4.70 Tag -------"
+	@echo "---- make VERSION=4.71 Tag -------"
 	@echo "---- make Submit -----------------"
 	@echo "----------------------------------"
 
diff --git a/Packages/Triangulation_2/version b/Packages/Triangulation_2/version
index 8c35d1a8be1..b325df7b26c 100644
--- a/Packages/Triangulation_2/version
+++ b/Packages/Triangulation_2/version
@@ -1,2 +1,2 @@
-4.70 ( 2 Nov 2000)
+4.71 (16 Nov 2000)
 maintainer : Mariette Yvinec <Mariette.Yvinec@sophia.inria.fr>