diff --git a/yt/yt/client/chunk_client/public.h b/yt/yt/client/chunk_client/public.h
index 5c93ee55..698e918d 100644
--- a/yt/yt/client/chunk_client/public.h
+++ b/yt/yt/client/chunk_client/public.h
@@ -89,6 +89,7 @@ YT_DEFINE_ERROR_ENUM(
     ((TooManyChunksToFetch)                  (760))
     ((TotalMemoryLimitExceeded)              (761))
     ((ForbiddenErasureCodec)                 (762))
+    ((ReadMetaTimeout)                       (763))
 );
 
 DEFINE_ENUM(EUpdateMode,