diff --git a/gcc/DATESTAMP b/gcc/DATESTAMP
index 43cf3b2286b61f47ae3f9242fb9c816ef7fe21b2..f9bb1bba46d450ef9862de9b8e65dd49304cbd94 100644
--- a/gcc/DATESTAMP
+++ b/gcc/DATESTAMP
@@ -1 +1 @@
-20170516
+20170517