diff --git a/package.json b/package.json
index 963db06c..3ed8cb08 100644
--- a/package.json
+++ b/package.json
@@ -81,7 +81,7 @@
     "@ai-sdk/openai": "^2.0.52",
     "@eslint/js": "^9.34.0",
     "@modelcontextprotocol/inspector": "^0.17.1",
-    "@mongodb-js/oidc-mock-provider": "^0.11.3",
+    "@mongodb-js/oidc-mock-provider": "^0.12.0",
     "@redocly/cli": "^2.0.8",
     "@types/express": "^5.0.3",
     "@types/node": "^24.5.2",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index e0e0602e..619b41cd 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -95,8 +95,8 @@ importers:
         specifier: ^0.17.1
         version: 0.17.2(@types/node@24.10.1)(typescript@5.9.3)
       '@mongodb-js/oidc-mock-provider':
-        specifier: ^0.11.3
-        version: 0.11.5
+        specifier: ^0.12.0
+        version: 0.12.0
       '@redocly/cli':
         specifier: ^2.0.8
         version: 2.11.1(@opentelemetry/api@1.9.0)(ajv@8.17.1)(core-js@3.47.0)
@@ -668,8 +668,8 @@ packages:
   '@mongodb-js/oidc-http-server-pages@1.1.8':
     resolution: {integrity: sha512-qQjV6TTozJa3jMfsmajhCCzESnsTGa3rQwxGbC97GIplaF2v3jieLfDt9O/F6X3jLm32HzAEWHFEvKu74h2wxw==}
 
-  '@mongodb-js/oidc-mock-provider@0.11.5':
-    resolution: {integrity: sha512-gzSfBK9CXVCv4KIlGv9eXtKR2Zw+/tuUxLrr0z+rlbITuOfL/lDcWKGpcTC2b6StSkNCsLHsuqJLS/xa16V1AQ==}
+  '@mongodb-js/oidc-mock-provider@0.12.0':
+    resolution: {integrity: sha512-OBGqTQ25CJpNhvSy5gYNcTSi+cOExeGliAcuObXX6AswhpW7gt62go9md0jYAs10MPKTPFOvK+RrXX4WIkr/nA==}
     hasBin: true
 
   '@mongodb-js/oidc-plugin@2.0.5':
@@ -5143,7 +5143,7 @@ snapshots:
 
   '@mongodb-js/oidc-http-server-pages@1.1.8': {}
 
-  '@mongodb-js/oidc-mock-provider@0.11.5':
+  '@mongodb-js/oidc-mock-provider@0.12.0':
     dependencies:
       yargs: 17.7.2