diff --git a/packages/coc-ds-pinyin/package.json b/packages/coc-ds-pinyin/package.json
index 1935462..482065b 100644
--- a/packages/coc-ds-pinyin/package.json
+++ b/packages/coc-ds-pinyin/package.json
@@ -1,6 +1,6 @@
 {
   "name": "coc-ds-pinyin-lsp",
-  "version": "0.2.0",
+  "version": "0.3.0",
   "description": "pinyin input support for (Neo)vim",
   "author": "iamcco <ooiss@qq.com>",
   "license": "MIT",
diff --git a/packages/coc-ds-pinyin/src/constant.ts b/packages/coc-ds-pinyin/src/constant.ts
index 86edde4..9351b9d 100644
--- a/packages/coc-ds-pinyin/src/constant.ts
+++ b/packages/coc-ds-pinyin/src/constant.ts
@@ -1,3 +1,3 @@
 export const extensionName = 'ds-pinyin-lsp';
 export const dbName = 'dict.db3';
-export const dbTag = 'v0.2.0';
+export const dbTag = 'v0.3.0';
diff --git a/packages/ds-pinyin-lsp/Cargo.toml b/packages/ds-pinyin-lsp/Cargo.toml
index 1cf838a..3ef9e9d 100644
--- a/packages/ds-pinyin-lsp/Cargo.toml
+++ b/packages/ds-pinyin-lsp/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "ds-pinyin-lsp"
-version = "0.2.0"
+version = "0.3.0"
 edition = "2021"
 repository = "https://github.com/iamcco/ds-pinyin-lsp"
 description = "Pinyin language server for input Chinese."
diff --git a/packages/ds-pinyin-lsp/src/symbol.rx b/packages/ds-pinyin-lsp/src/symbol.rx
deleted file mode 100644
index 79f9a60..0000000
--- a/packages/ds-pinyin-lsp/src/symbol.rx
+++ /dev/null
@@ -1 +0,0 @@
-pub