diff --git a/gcc/BASE-VER b/gcc/BASE-VER
index a84947d6ffe..6016e8addc4 100644
--- a/gcc/BASE-VER
+++ b/gcc/BASE-VER
@@ -1 +1 @@
-4.5.0
+4.6.0
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 15fe7d74e82..64aa244d02a 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,5 +1,7 @@
 2010-04-06  Jakub Jelinek  <jakub@redhat.com>
 
+	* BASE-VER: Change to 4.6.0.
+
 	PR target/43638
 	* config/i386/i386.c (print_operand): Remove 'e' and 'E' code
 	handling.