diff --git a/.vscodeignore b/.vscodeignore
index a48f354..c613679 100644
--- a/.vscodeignore
+++ b/.vscodeignore
@@ -11,4 +11,3 @@ vsc-extension-quickstart.md
 **/.eslintrc.json
 **/*.map
 **/*.ts
-doc/**
diff --git a/README.md b/README.md
index bb0f400..9a48854 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-# Wave Dash Unify README
+# Wave Dash Unify
 
 EUC-JPのファイルを保存した時に、全角チルダ(0x87 0xA2 0xB7)を波ダッシュ(0xA1 0xC1)に変更します
 
@@ -18,7 +18,7 @@ VS Codeではファイルの文字コードにEUC-JPを指定した状態で`～
 
 `Ctrl+S`を長押しするなどして、短時間に連続して`～`の含まれるEUC-JPのファイルを保存した場合に、下記画像のようなエラーが発生します
 
-![overrite error](doc/overwrite-error.png)
+![overwrite error](./doc/overwrite-error.png)
 
 ## Release Notes
 
diff --git a/doc/icon.png b/doc/icon.png
new file mode 100644
index 0000000..16d0f32
Binary files /dev/null and b/doc/icon.png differ
diff --git a/package.json b/package.json
index a46d7fd..fdc3dd6 100644
--- a/package.json
+++ b/package.json
@@ -3,12 +3,23 @@
   "displayName": "Wave Dash Unify",
   "description": "Automatically converts both FULLWIDTH TILDE and WAVE DASH characters to the WAVE DASH character",
   "version": "0.0.1",
+  "publisher": "yutotnh",
   "engines": {
     "vscode": "^1.78.0"
   },
   "categories": [
     "Other"
   ],
+  "icon": "./doc/icon.png",
+  "bugs": {
+    "url": "https://github.com/yutotnh/wave-dash-unify/issues"
+  },
+  "repository": {
+      "type": "git",
+      "url": "https://github.com/yutotnh/wave-dash-unify.git"
+    },
+  "homepage": "https://github.com/yutotnh/wave-dash-unify",
+  "license": "SEE LICENSE IN LICENSE",
   "activationEvents": [
     "*"
   ],