diff --git a/apps/lit-host/package.json b/apps/lit-host/package.json
index e4936c6..98b709a 100644
--- a/apps/lit-host/package.json
+++ b/apps/lit-host/package.json
@@ -18,7 +18,7 @@
     "@a2ui/lit": "0.13.0",
     "@a2ui/react": "0.13.0",
     "@a2ui/web_core": "0.13.0",
-    "@hono/node-server": "2.1.5",
+    "@hono/node-server": "2.1.6",
     "@modelcontextprotocol/client": "2.4.0",
     "@modelcontextprotocol/core": "2.4.0",
     "@modelcontextprotocol/express": "2.0.2",
diff --git a/package-lock.json b/package-lock.json
index fd93dfe..4ba8dc7 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -16,7 +16,7 @@
       "devDependencies": {
         "@hapi/boom": "10.0.1",
         "@hapi/hapi": "21.4.12",
-        "@hono/node-server": "2.1.5",
+        "@hono/node-server": "2.1.6",
         "@vitejs/plugin-react": "6.1.2",
         "eslint": "10.13.0",
         "jsdom": "28.1.0",
@@ -39,7 +39,7 @@
         "@a2ui/lit": "0.13.0",
         "@a2ui/react": "0.13.0",
         "@a2ui/web_core": "0.13.0",
-        "@hono/node-server": "2.1.5",
+        "@hono/node-server": "2.1.6",
         "@modelcontextprotocol/client": "2.4.0",
         "@modelcontextprotocol/core": "2.4.0",
         "@modelcontextprotocol/express": "2.0.2",
@@ -1725,9 +1725,9 @@
       }
     },
     "node_modules/@hono/node-server": {
-      "version": "2.1.5",
-      "resolved": "https://registry.npmjs.org/@hono/node-server/-/node-server-2.1.5.tgz",
-      "integrity": "sha512-MgP/I06GdvsilDspMk/qmRzpk8LOUStP6jFAbSRi40W09DhoyUn+Mj7eyKICPqeYKybOjVFLVIAQzvu1bfIa7Q==",
+      "version": "2.1.6",
+      "resolved": "https://registry.npmjs.org/@hono/node-server/-/node-server-2.1.6.tgz",
+      "integrity": "sha512-p/KH9MnfNcsm3sR6x4lNgm5j+QN4Et8srKredl9DZfXiyZ1UQ3aQ2YVpFLbqktYN5JI+DB+VZFKM2PqE5hLKjQ==",
       "license": "MIT",
       "engines": {
         "node": ">=20"
@@ -7826,7 +7826,7 @@
       "version": "1.0.3",
       "license": "Apache-2.0",
       "dependencies": {
-        "@hono/node-server": "2.1.5",
+        "@hono/node-server": "2.1.6",
         "@modelcontextprotocol/client": "2.4.0",
         "@modelcontextprotocol/core": "2.4.0",
         "@modelcontextprotocol/ext-apps": "2.1.0",
diff --git a/package.json b/package.json
index 33561f8..02f34f7 100644
--- a/package.json
+++ b/package.json
@@ -48,7 +48,7 @@
   "devDependencies": {
     "@hapi/boom": "10.0.1",
     "@hapi/hapi": "21.4.12",
-    "@hono/node-server": "2.1.5",
+    "@hono/node-server": "2.1.6",
     "@vitejs/plugin-react": "6.1.2",
     "eslint": "10.13.0",
     "jsdom": "28.1.0",
@@ -63,7 +63,7 @@
   "overrides": {
     "@a2ui/markdown-it": "0.2.1",
     "dompurify": "3.4.17",
-    "@hono/node-server": "2.1.5"
+    "@hono/node-server": "2.1.6"
   },
   "engines": {
     "node": ">=22.23.3"
diff --git a/packages/mcp/package.json b/packages/mcp/package.json
index 1457784..371fb68 100644
--- a/packages/mcp/package.json
+++ b/packages/mcp/package.json
@@ -26,7 +26,7 @@
     "@modelcontextprotocol/server": "2.4.0",
     "@saga-a2ui/core": "1.0.0",
     "zod": "4.6.7",
-    "@hono/node-server": "2.1.5",
+    "@hono/node-server": "2.1.6",
     "@modelcontextprotocol/hono": "2.0.2",
     "hono": "4.13.16"
   },