diff --git a/sql/opt_context_store_replay.cc b/sql/opt_context_store_replay.cc
index 7531cdce798..082b829abca 100644
--- a/sql/opt_context_store_replay.cc
+++ b/sql/opt_context_store_replay.cc
@@ -383,6 +383,7 @@ static const char *opt_related_sys_vars[]=
   "join_buffer_size",
   "timestamp",
   "old_mode",
+  "sql_mode",
   NULL
 };