diff --git a/scripts/spellcheck/dicts/emqx.txt b/scripts/spellcheck/dicts/emqx.txt
index 107ae1f53..f922eebb9 100644
--- a/scripts/spellcheck/dicts/emqx.txt
+++ b/scripts/spellcheck/dicts/emqx.txt
@@ -267,3 +267,5 @@ keytab
 jq
 nif
 TDengine
+Clickhouse
+clickhouse