diff --git a/keywords.md b/keywords.md
index 9f4577acef86..90c7a9e21374 100644
--- a/keywords.md
+++ b/keywords.md
@@ -393,7 +393,7 @@ TiDB 从 v7.5.3 和 v7.6.0 开始提供 [`INFORMATION_SCHEMA.KEYWORDS`](/informa
 - LAST_BACKUP
 - LAST_VALUE (R-Window)
 - LASTVAL
-- LATERAL
+- LATERAL (R)
 - LEAD (R-Window)
 - LEADING (R)
 - LEAVE (R)