diff --git a/vcg/complex/trimesh/allocate.h b/vcg/complex/trimesh/allocate.h
index 60dd1095..9e4a0ccc 100644
--- a/vcg/complex/trimesh/allocate.h
+++ b/vcg/complex/trimesh/allocate.h
@@ -261,8 +261,8 @@ namespace vcg {
 				}
 				bool NeedUpdate() {if(oldBase && newBase!=oldBase && !preventUpdateFlag) return true; else return false;}
 
-				SimplexPointerType oldBase;
 				SimplexPointerType newBase;
+				SimplexPointerType oldBase;
 				SimplexPointerType newEnd;
 				SimplexPointerType oldEnd;
 				bool preventUpdateFlag; /// when true no update is considered necessary.