diff --git a/gcc/BASE-VER b/gcc/BASE-VER
index cd1d2e94f31..f7ee06693c1 100644
--- a/gcc/BASE-VER
+++ b/gcc/BASE-VER
@@ -1 +1 @@
-8.0.1
+9.0.0
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 4218f831eee..63f93123469 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2018-04-25  Jakub Jelinek  <jakub@redhat.com>
+
+	* BASE-VER: Set to 9.0.0.
+
 2018-04-24  Segher Boessenkool  <segher@kernel.crashing.org>
 
 	* config/rs6000/rs6000.c (init_float128_ieee): Fix spelling mistakes