1 files changed, 2 insertions, 1 deletions

diff --git a/tools/perf/util/header.h b/tools/perf/util/header.h
index ac4ec956024e..21a6be09c129 100644
--- a/tools/perf/util/header.h
+++ b/tools/perf/util/header.h
@@ -11,6 +11,7 @@
 
 enum {
         HEADER_RESERVED         = 0,    /* always cleared */
+        HEADER_FIRST_FEATURE    = 1,
         HEADER_TRACE_INFO       = 1,
         HEADER_BUILD_ID,
 
@@ -26,7 +27,7 @@ enum {
         HEADER_EVENT_DESC,
         HEADER_CPU_TOPOLOGY,
         HEADER_NUMA_TOPOLOGY,
-
+        HEADER_BRANCH_STACK,
         HEADER_LAST_FEATURE,
         HEADER_FEAT_BITS        = 256,
 };