diff --git a/example/package.json b/example/package.json
index 5b20550..e11544e 100644
--- a/example/package.json
+++ b/example/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@aws-lambda-mcp-server/example",
-  "version": "1.1.4",
+  "version": "1.1.5",
   "type": "module",
   "private": true,
   "license": "ISC",
diff --git a/package.json b/package.json
index 6e35b5d..4dd24de 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "@aws-lambda-mcp-server/root",
   "private": true,
-  "version": "1.1.4",
+  "version": "1.1.5",
   "description": "A Hono wrapper for building an MCP (Model Context Protocol) Server that runs on AWS Lambda functions.",
   "type": "module",
   "scripts": {
diff --git a/package/package.json b/package/package.json
index 37b9358..a95e02b 100644
--- a/package/package.json
+++ b/package/package.json
@@ -1,6 +1,6 @@
 {
   "name": "aws-lambda-mcp-server",
-  "version": "1.1.4",
+  "version": "1.1.5",
   "description": "A Hono wrapper for building an MCP (Model Context Protocol) Server that runs on AWS Lambda functions.",
   "type": "module",
   "keywords": [
@@ -63,7 +63,7 @@
     "@hono/mcp": "^0.2.4",
     "@modelcontextprotocol/sdk": "^1.27.1",
     "hono": "^4.12.9",
-    "zod": "^4.3.6"
+    "zod": "^3.25 || ^4.0"
   },
   "peerDependencies": {
     "@aws-lambda-powertools/logger": "^2.32.0",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 3642e37..bea74ee 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -111,7 +111,7 @@ importers:
         specifier: ^4.12.9
         version: 4.12.9
       zod:
-        specifier: ^4.3.6
+        specifier: ^3.25 || ^4.0
         version: 4.3.6
     devDependencies:
       '@eslint/compat':