diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 809b8a4e67095c799d2426266c1691d37d93dde0..76bcf820e8dfcbd5d05163332d59449ae52f7775 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,7 @@
+2019-12-30  Olivier Hainque  <hainque@adacore.com>
+
+	* gcc.dg/vect/tree-vect.h: #undef OFFSET.
+
 2019-12-20  Olivier Hainque  <hainque@adacore.com>
 
 	* testsuite/gcc.dg/cpp/ucs.c: Prevent redefinition