diff --git a/packages/express/README.md b/packages/express/README.md
index e13b5bc..5a1594d 100644
--- a/packages/express/README.md
+++ b/packages/express/README.md
@@ -143,7 +143,8 @@ app.listen(port, () => {
     domain: '',
     secure: true,
     httpOnly: true,
-    sameSite: 'strict'
+    sameSite: 'strict',
+    partitioned: undefined
   },
   excludePathPrefixes: [],
   ignoreMethods: ['GET', 'HEAD', 'OPTIONS'],
diff --git a/packages/nextjs/README.md b/packages/nextjs/README.md
index 3a3e610..aaf3d6d 100644
--- a/packages/nextjs/README.md
+++ b/packages/nextjs/README.md
@@ -180,7 +180,8 @@ export const middleware = async (request: NextRequest) => {
     domain: '',
     secure: true,
     httpOnly: true,
-    sameSite: 'strict'
+    sameSite: 'strict',
+    partitioned: undefined
   },
   excludePathPrefixes: ['/_next/'],
   ignoreMethods: ['GET', 'HEAD', 'OPTIONS'],
diff --git a/packages/node-http/README.md b/packages/node-http/README.md
index 7e39d8e..a9fc41c 100644
--- a/packages/node-http/README.md
+++ b/packages/node-http/README.md
@@ -101,7 +101,8 @@ Check out the example Node-HTTP server in this repository: [Node-HTTP example](e
     domain: '',
     secure: true,
     httpOnly: true,
-    sameSite: 'strict'
+    sameSite: 'strict',
+    partitioned: undefined
   },
   excludePathPrefixes: [],
   ignoreMethods: ['GET', 'HEAD', 'OPTIONS'],
diff --git a/packages/sveltekit/README.md b/packages/sveltekit/README.md
index 8ac1c89..8c574f9 100644
--- a/packages/sveltekit/README.md
+++ b/packages/sveltekit/README.md
@@ -139,7 +139,8 @@ export const handle: Handle = async ({ event, resolve }) => {
     domain: '',
     secure: true,
     httpOnly: true,
-    sameSite: 'strict'
+    sameSite: 'strict',
+    partitioned: undefined
   },
   excludePathPrefixes: [],
   ignoreMethods: ['GET', 'HEAD', 'OPTIONS'],