diff --git a/README.md b/README.md
index cfbf281..b7eb29c 100644
--- a/README.md
+++ b/README.md
@@ -178,5 +178,4 @@ TableEnvironment tEnv=TableEnvironment.create(setting);
 - [x] Implement the Flink SQL Sink function.
 - [x] Support DatabendCatalog.
 - [x] Implement the Flink SQL Source function.
-- [ ] Support array and Map types.