diff --git a/examples/mcp-worker-authenticated/package.json b/examples/mcp-worker-authenticated/package.json
index 06f9169ffe..0752f52b22 100644
--- a/examples/mcp-worker-authenticated/package.json
+++ b/examples/mcp-worker-authenticated/package.json
@@ -14,7 +14,7 @@
     "@modelcontextprotocol/sdk": "1.29.0",
     "@phosphor-icons/react": "^2.1.10",
     "agents": "*",
-    "hono": "^4.12.12",
+    "hono": "^4.12.31",
     "react": "^19.2.5",
     "react-dom": "^19.2.5",
     "zod": "^4.3.6"
diff --git a/examples/x402/package.json b/examples/x402/package.json
index b94f498093..21258c38be 100644
--- a/examples/x402/package.json
+++ b/examples/x402/package.json
@@ -16,7 +16,7 @@
     "@x402/fetch": "^2.10.0",
     "@x402/hono": "^2.10.0",
     "agents": "*",
-    "hono": "^4.12.12",
+    "hono": "^4.12.31",
     "nanoid": "^5.1.7",
     "react": "^19.2.5",
     "react-dom": "^19.2.5",
diff --git a/package-lock.json b/package-lock.json
index bd0cd61c37..b81ab035fc 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -538,7 +538,7 @@
         "@modelcontextprotocol/sdk": "1.29.0",
         "@phosphor-icons/react": "^2.1.10",
         "agents": "*",
-        "hono": "^4.12.12",
+        "hono": "^4.12.31",
         "react": "^19.2.5",
         "react-dom": "^19.2.5",
         "zod": "^4.3.6"
@@ -853,7 +853,7 @@
         "@x402/fetch": "^2.10.0",
         "@x402/hono": "^2.10.0",
         "agents": "*",
-        "hono": "^4.12.12",
+        "hono": "^4.12.31",
         "nanoid": "^5.1.7",
         "react": "^19.2.5",
         "react-dom": "^19.2.5",
@@ -13772,9 +13772,9 @@
       }
     },
     "node_modules/hono": {
-      "version": "4.12.12",
-      "resolved": "https://registry.npmjs.org/hono/-/hono-4.12.12.tgz",
-      "integrity": "sha512-p1JfQMKaceuCbpJKAPKVqyqviZdS0eUxH9v82oWo1kb9xjQ5wA6iP3FNVAPDFlz5/p7d45lO+BpSk1tuSZMF4Q==",
+      "version": "4.12.31",
+      "resolved": "https://registry.npmjs.org/hono/-/hono-4.12.31.tgz",
+      "integrity": "sha512-zJIHFrl6bq3RDd2YusFNCDlM8qUprxKswyi/OPzPyzKDdyBXDqWx8bZlZ7R+saTdSTatUmb3O7K4SspGPaEOQg==",
       "license": "MIT",
       "engines": {
         "node": ">=16.9.0"
@@ -22531,7 +22531,7 @@
       "license": "MIT",
       "devDependencies": {
         "agents": "^0.11.0",
-        "hono": "^4.12.12"
+        "hono": "^4.12.31"
       },
       "peerDependencies": {
         "agents": ">=0.9.0 <1.0.0",
diff --git a/packages/hono-agents/package.json b/packages/hono-agents/package.json
index e9319d2a17..be5e05d7b8 100644
--- a/packages/hono-agents/package.json
+++ b/packages/hono-agents/package.json
@@ -6,7 +6,7 @@
   "description": "Add Cloudflare Agents to your Hono app",
   "devDependencies": {
     "agents": "^0.11.0",
-    "hono": "^4.12.12"
+    "hono": "^4.12.31"
   },
   "publishConfig": {
     "access": "public"