diff --git a/ydb/core/protos/out/out.cpp b/ydb/core/protos/out/out.cpp
index b8f193fdfd6b..4aaf11ad66cd 100644
--- a/ydb/core/protos/out/out.cpp
+++ b/ydb/core/protos/out/out.cpp
@@ -25,6 +25,7 @@
 #include <ydb/core/protos/subdomains.pb.h>
 #include <ydb/core/protos/data_events.pb.h>
 #include <ydb/core/protos/statistics.pb.h>
+#include <ydb/core/protos/index_builder.pb.h>
 
 #include <util/stream/output.h>