diff --git a/.changeset/spotty-gifts-complain.md b/.changeset/spotty-gifts-complain.md
new file mode 100644
index 0000000..761313c
--- /dev/null
+++ b/.changeset/spotty-gifts-complain.md
@@ -0,0 +1,5 @@
+---
+'@hono/vite-dev-server': patch
+---
+
+Remove miniflare from deps, and add it to peer optional.
diff --git a/packages/dev-server/README.md b/packages/dev-server/README.md
index 19a7a82..38463b0 100644
--- a/packages/dev-server/README.md
+++ b/packages/dev-server/README.md
@@ -167,6 +167,12 @@ You can pass the `env` value of a specified environment to the application.
 
 You can pass the Bindings specified in `wrangler.toml` to your application by using "Cloudflare Adapter".
 
+Install miniflare and wrangler to develop and deploy your cf project.
+
+```text
+npm i -D wrangler miniflare
+```
+
 ```ts
 import devServer from '@hono/vite-dev-server'
 import cloudflareAdapter from '@hono/vite-dev-server/cloudflare'
diff --git a/packages/dev-server/package.json b/packages/dev-server/package.json
index 22ce3c7..b1e7124 100644
--- a/packages/dev-server/package.json
+++ b/packages/dev-server/package.json
@@ -60,6 +60,7 @@
     "@playwright/test": "^1.37.1",
     "glob": "^10.3.10",
     "hono": "^4.4.11",
+    "miniflare": "^3.20240701.0",
     "playwright": "^1.39.0",
     "publint": "^0.2.5",
     "rimraf": "^5.0.1",
@@ -69,14 +70,26 @@
     "wrangler": "^3.63.1"
   },
   "peerDependencies": {
-    "hono": "*"
+    "hono": "*",
+    "miniflare": "*",
+    "wrangler": "*"
+  },
+  "peerDependenciesMeta": {
+    "hono": {
+      "optional": false
+    },
+    "miniflare": {
+      "optional": true
+    },
+    "wrangler": {
+      "optional": true
+    }
   },
   "engines": {
     "node": ">=18.14.1"
   },
   "dependencies": {
     "@hono/node-server": "^1.12.0",
-    "miniflare": "^3.20240701.0",
     "minimatch": "^9.0.3"
   }
-}
\ No newline at end of file
+}
diff --git a/yarn.lock b/yarn.lock
index f6cfb3f..0bf1054 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -942,6 +942,15 @@ __metadata:
     wrangler: ^3.63.1
   peerDependencies:
     hono: "*"
+    miniflare: "*"
+    wrangler: "*"
+  peerDependenciesMeta:
+    hono:
+      optional: false
+    miniflare:
+      optional: true
+    wrangler:
+      optional: true
   languageName: unknown
   linkType: soft