diff --git a/src/backend/nodes/readfuncs.c b/src/backend/nodes/readfuncs.c
index f5d677e6ac5..d63de7f9073 100644
--- a/src/backend/nodes/readfuncs.c
+++ b/src/backend/nodes/readfuncs.c
@@ -1807,6 +1807,7 @@ _readForeignScan(void)
 
 	ReadCommonScan(&local_node->scan);
 
+	READ_ENUM_FIELD(operation, CmdType);
 	READ_OID_FIELD(fs_server);
 	READ_NODE_FIELD(fdw_exprs);
 	READ_NODE_FIELD(fdw_private);