update sql modules url (#78)
diff --git a/docs/src/cn/design/architecture.md b/docs/src/cn/design/architecture.md
index 43d8aea..989db03 100644
--- a/docs/src/cn/design/architecture.md
+++ b/docs/src/cn/design/architecture.md
@@ -66,7 +66,7 @@
### SQL 层
-模块路径:https://github.com/CeresDB/ceresdb/tree/main/sql
+模块路径:https://github.com/CeresDB/ceresdb/tree/main/query_frontend
SQL 层负责解析 SQL 并生成查询计划。
diff --git a/docs/src/en/design/architecture.md b/docs/src/en/design/architecture.md
index 78f4f18..8745c80 100644
--- a/docs/src/en/design/architecture.md
+++ b/docs/src/en/design/architecture.md
@@ -66,7 +66,7 @@
### SQL Layer
-module path: https://github.com/CeresDB/ceresdb/tree/main/sql
+module path: https://github.com/CeresDB/ceresdb/tree/main/query_frontend
SQL layer takes responsibilities for parsing sql and generating the query plan.