diff --git a/test/interop/ts/package-lock.json b/test/interop/ts/package-lock.json
index 12157481..a6501895 100644
--- a/test/interop/ts/package-lock.json
+++ b/test/interop/ts/package-lock.json
@@ -8,7 +8,7 @@
       "name": "mcp-interop-fixtures",
       "version": "1.0.0",
       "dependencies": {
-        "@modelcontextprotocol/sdk": "1.31.0",
+        "@modelcontextprotocol/sdk": "1.32.1",
         "express": "^5.3.0",
         "zod": "^4.6.5"
       },
@@ -283,9 +283,9 @@
       "license": "MIT"
     },
     "node_modules/@modelcontextprotocol/sdk": {
-      "version": "1.31.0",
-      "resolved": "https://registry.npmjs.org/@modelcontextprotocol/sdk/-/sdk-1.31.0.tgz",
-      "integrity": "sha512-UvTMgnNlnIBO/22ob2RcVGDlcvOslQs8T59+FTGdA0L27a39fdGF/EDETNtDVK4DZGpwomlsYpRdA8UXcVL/pw==",
+      "version": "1.32.1",
+      "resolved": "https://registry.npmjs.org/@modelcontextprotocol/sdk/-/sdk-1.32.1.tgz",
+      "integrity": "sha512-2DdE+SJDtzLEEWzY1ZjY7Q+VcPhcV1KisD3zI4u0XZyktsjHum1mwbMI+JaulUBi2OZk+KJAi2uPXzxichPkdw==",
       "license": "MIT",
       "dependencies": {
         "@hono/node-server": "^1.19.9 || ^2.0.5",
diff --git a/test/interop/ts/package.json b/test/interop/ts/package.json
index 5e328d13..8db90449 100644
--- a/test/interop/ts/package.json
+++ b/test/interop/ts/package.json
@@ -12,7 +12,7 @@
     "server": "node dist/server.js"
   },
   "dependencies": {
-    "@modelcontextprotocol/sdk": "1.31.0",
+    "@modelcontextprotocol/sdk": "1.32.1",
     "express": "^5.3.0",
     "zod": "^4.6.5"
   },