diff --git a/.changeset/fluffy-lions-clap.md b/.changeset/fluffy-lions-clap.md
new file mode 100644
index 00000000..ed2cc438
--- /dev/null
+++ b/.changeset/fluffy-lions-clap.md
@@ -0,0 +1,5 @@
+---
+'@hono/oauth-providers': patch
+---
+
+support hono v4.5
diff --git a/packages/oauth-providers/package.json b/packages/oauth-providers/package.json
index 4fad79a9..44403db0 100644
--- a/packages/oauth-providers/package.json
+++ b/packages/oauth-providers/package.json
@@ -113,7 +113,7 @@
   "devDependencies": {
     "@cloudflare/workers-types": "^4.20231025.0",
     "@types/jest": "^29.5.7",
-    "hono": "^3.11.7",
+    "hono": "^4.5.1",
     "jest": "^29.7.0",
     "jest-environment-miniflare": "^2.14.1",
     "msw": "^2.0.11",
diff --git a/packages/oauth-providers/src/types.ts b/packages/oauth-providers/src/types.ts
index 47f2d9b0..e8cb7995 100644
--- a/packages/oauth-providers/src/types.ts
+++ b/packages/oauth-providers/src/types.ts
@@ -6,5 +6,5 @@ export type OAuthVariables = {
 
 export type Token = {
   token: string
-  expires_in: number
+  expires_in?: number
 }
diff --git a/yarn.lock b/yarn.lock
index 03e40004..42dc281e 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2408,7 +2408,7 @@ __metadata:
   dependencies:
     "@cloudflare/workers-types": "npm:^4.20231025.0"
     "@types/jest": "npm:^29.5.7"
-    hono: "npm:^3.11.7"
+    hono: "npm:^4.5.1"
     jest: "npm:^29.7.0"
     jest-environment-miniflare: "npm:^2.14.1"
     msw: "npm:^2.0.11"