diff --git a/keywords.md b/keywords.md
index 45ebdaf0b5ded..88fa295dcb6e1 100644
--- a/keywords.md
+++ b/keywords.md
@@ -500,7 +500,6 @@ The following list shows the keywords in TiDB. Reserved keywords are marked with
 - PER_DB
 - PER_TABLE
 - PESSIMISTIC
-- PLACEMENT (S)
 - PLUGINS
 - POINT
 - POLICY