diff --git a/test/interop/ts/package-lock.json b/test/interop/ts/package-lock.json
index 9bfecdf9..68eb5762 100644
--- a/test/interop/ts/package-lock.json
+++ b/test/interop/ts/package-lock.json
@@ -10,7 +10,7 @@
       "dependencies": {
         "@modelcontextprotocol/sdk": "1.32.1",
         "express": "^5.3.0",
-        "zod": "^4.6.5"
+        "zod": "^4.6.7"
       },
       "devDependencies": {
         "@eslint/js": "^10.0.1",
@@ -2692,9 +2692,9 @@
       }
     },
     "node_modules/zod": {
-      "version": "4.6.5",
-      "resolved": "https://registry.npmjs.org/zod/-/zod-4.6.5.tgz",
-      "integrity": "sha512-v5l/aFXZQeai4awLbOpSoHecE9UiMrnfx75tEXLjNonXVARxQ5mOeipTjROUchszUNCqnE+hqAMujRsRHsut2Q==",
+      "version": "4.6.7",
+      "resolved": "https://registry.npmjs.org/zod/-/zod-4.6.7.tgz",
+      "integrity": "sha512-g8W2D2kU6a8untc053fX1uVBKzM7yqAxW/3zwk83+6RyF2+SKOuV+c0wBDhUwzV1PaGapmZH+rmcUzPf+3CGwg==",
       "license": "MIT",
       "funding": {
         "url": "https://github.com/sponsors/colinhacks"
diff --git a/test/interop/ts/package.json b/test/interop/ts/package.json
index e3654c72..84289d3e 100644
--- a/test/interop/ts/package.json
+++ b/test/interop/ts/package.json
@@ -14,7 +14,7 @@
   "dependencies": {
     "@modelcontextprotocol/sdk": "1.32.1",
     "express": "^5.3.0",
-    "zod": "^4.6.5"
+    "zod": "^4.6.7"
   },
   "devDependencies": {
     "@eslint/js": "^10.0.1",