diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 1c3b6e12055..b3a28872739 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2010-12-02  Richard Guenther  <rguenther@suse.de>
+
+	* lto-streamer.h (LTO_major_version): Bump to 2.
+
 2010-12-02  Richard Guenther  <rguenther@suse.de>
 
 	PR lto/44871
diff --git a/gcc/lto-streamer.h b/gcc/lto-streamer.h
index e082ffe1a0b..ee57ba744f6 100644
--- a/gcc/lto-streamer.h
+++ b/gcc/lto-streamer.h
@@ -139,7 +139,7 @@ along with GCC; see the file COPYING3.  If not see
    sections a '.' and the section type are appended.  */
 #define LTO_SECTION_NAME_PREFIX         ".gnu.lto_"
 
-#define LTO_major_version 1
+#define LTO_major_version 2
 #define LTO_minor_version 0
 
 typedef unsigned char	lto_decl_flags_t;