diff --git a/dbms/include/DB/Core/ErrorCodes.h b/dbms/include/DB/Core/ErrorCodes.h
index b9bc03f7d23..34e25e7968c 100644
--- a/dbms/include/DB/Core/ErrorCodes.h
+++ b/dbms/include/DB/Core/ErrorCodes.h
@@ -306,6 +306,7 @@ namespace ErrorCodes
 		CHILD_WAS_NOT_EXITED_NORMALLY = 302,
 		CANNOT_SELECT = 303,
 		CANNOT_WAITPID = 304,
+		TABLE_WAS_NOT_DROPPED = 305,
 
 		KEEPER_EXCEPTION = 999,
 		POCO_EXCEPTION = 1000,