diff --git a/package-lock.json b/package-lock.json
index e66a751..424ee19 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1313,16 +1313,16 @@
       }
     },
     "node_modules/@x402/express": {
-      "version": "2.17.0",
-      "resolved": "https://registry.npmjs.org/@x402/express/-/express-2.17.0.tgz",
-      "integrity": "sha512-7BFULgYKXsatbUMwv2I7ORTrl48CtzYIaLQxUnNGGWUAEuzp05aB4CHKt8IKRkp4tJJR5S5F3JgSP46KSOT5Wg==",
+      "version": "2.18.0",
+      "resolved": "https://registry.npmjs.org/@x402/express/-/express-2.18.0.tgz",
+      "integrity": "sha512-KxRcFOFIL4uYQzKinvRWo6kgtl59jxsarnvE48xPMlW743ZyqYr0lNLRIG4hLZd8tUEjCf+rT0miQfh+GaeRYA==",
       "license": "Apache-2.0",
       "dependencies": {
-        "@x402/core": "~2.17.0",
-        "@x402/extensions": "~2.17.0"
+        "@x402/core": "~2.18.0",
+        "@x402/extensions": "~2.18.0"
       },
       "peerDependencies": {
-        "@x402/paywall": "^2.17.0",
+        "@x402/paywall": "^2.18.0",
         "express": "^4.0.0 || ^5.0.0"
       },
       "peerDependenciesMeta": {
@@ -1331,16 +1331,25 @@
         }
       }
     },
+    "node_modules/@x402/express/node_modules/@x402/core": {
+      "version": "2.18.0",
+      "resolved": "https://registry.npmjs.org/@x402/core/-/core-2.18.0.tgz",
+      "integrity": "sha512-3LB5m0Yx7C38ks8jDqTGYPZ2FnLzlH9pTlGvE8er2ujS1ri12sXXvWwnmYsmh3ZkXSDbV3BKU8oRKULatPp0Hg==",
+      "license": "Apache-2.0",
+      "dependencies": {
+        "zod": "^3.24.2"
+      }
+    },
     "node_modules/@x402/extensions": {
-      "version": "2.17.0",
-      "resolved": "https://registry.npmjs.org/@x402/extensions/-/extensions-2.17.0.tgz",
-      "integrity": "sha512-oYQPLJkRWiSutEVAsyNxwKh4EyviG//s8Ms7Jwkx4J8csm1gd7TfCQTsLwDmieYA5B2Qp8ajebdTkL+bT9/sQA==",
+      "version": "2.18.0",
+      "resolved": "https://registry.npmjs.org/@x402/extensions/-/extensions-2.18.0.tgz",
+      "integrity": "sha512-Hahl0ZhHVyxIyDzNS1xCsDIzwDvkHRapdmH1fJbboEYvgNIeOToMLR+VG8kh1oJSdw/5RRgt3RpMqHnwvxgAGQ==",
       "license": "Apache-2.0",
       "dependencies": {
         "@noble/curves": "^1.9.0",
         "@scure/base": "^1.2.6",
         "@signinwithethereum/siwe": "^4.1.0",
-        "@x402/core": "~2.17.0",
+        "@x402/core": "~2.18.0",
         "ajv": "^8.17.1",
         "jose": "^5.9.6",
         "tweetnacl": "^1.0.3",
@@ -1348,6 +1357,15 @@
         "zod": "^3.24.2"
       }
     },
+    "node_modules/@x402/extensions/node_modules/@x402/core": {
+      "version": "2.18.0",
+      "resolved": "https://registry.npmjs.org/@x402/core/-/core-2.18.0.tgz",
+      "integrity": "sha512-3LB5m0Yx7C38ks8jDqTGYPZ2FnLzlH9pTlGvE8er2ujS1ri12sXXvWwnmYsmh3ZkXSDbV3BKU8oRKULatPp0Hg==",
+      "license": "Apache-2.0",
+      "dependencies": {
+        "zod": "^3.24.2"
+      }
+    },
     "node_modules/@x402/fetch": {
       "version": "2.17.0",
       "resolved": "https://registry.npmjs.org/@x402/fetch/-/fetch-2.17.0.tgz",