diff --git a/package-lock.json b/package-lock.json
index 5e241f0..9b64bf4 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,15 +1,15 @@
 {
   "name": "@forgesworn/toll-booth",
-  "version": "4.5.5",
+  "version": "4.6.1",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "@forgesworn/toll-booth",
-      "version": "4.5.5",
+      "version": "4.6.1",
       "license": "MIT",
       "dependencies": {
-        "@cashu/cashu-ts": "^3.6.1",
+        "@cashu/cashu-ts": "^4.2.1",
         "better-sqlite3": "^12.8.0",
         "macaroon": "^3.0.4",
         "nostr-core": "^0.8.0",
@@ -98,20 +98,41 @@
       }
     },
     "node_modules/@cashu/cashu-ts": {
-      "version": "3.6.3",
-      "resolved": "https://registry.npmjs.org/@cashu/cashu-ts/-/cashu-ts-3.6.3.tgz",
-      "integrity": "sha512-xP9jZkZEd2JD5UBGOebBsDSPykEJJo6xmG3MXQMOwizmN115atzHJgKvaBVFwOT2HPW5+1EMXfp4jpUd/5wEjQ==",
+      "version": "4.2.1",
+      "resolved": "https://registry.npmjs.org/@cashu/cashu-ts/-/cashu-ts-4.2.1.tgz",
+      "integrity": "sha512-lsxL+9UdqfgL/e/dYVlkUc0Xya8xr9NLpm8Dzoe0E/Dcs/cWIYSILDe1xwDCz6gUyXO0uYe/q7HORKy3HYUjVg==",
       "license": "MIT",
       "dependencies": {
-        "@noble/curves": "^2.0.1",
-        "@noble/hashes": "^2.0.1",
-        "@scure/base": "^2.0.0",
-        "@scure/bip32": "^2.0.1"
+        "@noble/curves": "^2.2.0",
+        "@noble/hashes": "^2.2.0",
+        "@scure/base": "^2.2.0",
+        "@scure/bip32": "^2.2.0"
       },
       "engines": {
         "node": ">=22.4.0"
       }
     },
+    "node_modules/@cashu/cashu-ts/node_modules/@noble/hashes": {
+      "version": "2.2.0",
+      "resolved": "https://registry.npmjs.org/@noble/hashes/-/hashes-2.2.0.tgz",
+      "integrity": "sha512-IYqDGiTXab6FniAgnSdZwgWbomxpy9FtYvLKs7wCUs2a8RkITG+DFGO1DM9cr+E3/RgADRpFjrKVaJ1z6sjtEg==",
+      "license": "MIT",
+      "engines": {
+        "node": ">= 20.19.0"
+      },
+      "funding": {
+        "url": "https://paulmillr.com/funding/"
+      }
+    },
+    "node_modules/@cashu/cashu-ts/node_modules/@scure/base": {
+      "version": "2.2.0",
+      "resolved": "https://registry.npmjs.org/@scure/base/-/base-2.2.0.tgz",
+      "integrity": "sha512-b8XEupJibegiXV+tDUseI8oLQc8ei3d/4Jkb2RpbHh3MfE054ov3uIz2dhFkB3FI8iwYkEh0gGCApkrYggkPNg==",
+      "license": "MIT",
+      "funding": {
+        "url": "https://paulmillr.com/funding/"
+      }
+    },
     "node_modules/@emnapi/core": {
       "version": "1.10.0",
       "resolved": "https://registry.npmjs.org/@emnapi/core/-/core-1.10.0.tgz",
@@ -660,12 +681,12 @@
       }
     },
     "node_modules/@noble/curves": {
-      "version": "2.0.1",
-      "resolved": "https://registry.npmjs.org/@noble/curves/-/curves-2.0.1.tgz",
-      "integrity": "sha512-vs1Az2OOTBiP4q0pwjW5aF0xp9n4MxVrmkFBxc6EKZc6ddYx5gaZiAsZoq0uRRXWbi3AT/sBqn05eRPtn1JCPw==",
+      "version": "2.2.0",
+      "resolved": "https://registry.npmjs.org/@noble/curves/-/curves-2.2.0.tgz",
+      "integrity": "sha512-T/BoHgFXirb0ENSPBquzX0rcjXeM6Lo892a2jlYJkqk83LqZx0l1Of7DzlKJ6jkpvMrkHSnAcgb5JegL8SeIkQ==",
       "license": "MIT",
       "dependencies": {
-        "@noble/hashes": "2.0.1"
+        "@noble/hashes": "2.2.0"
       },
       "engines": {
         "node": ">= 20.19.0"
@@ -674,6 +695,18 @@
         "url": "https://paulmillr.com/funding/"
       }
     },
+    "node_modules/@noble/curves/node_modules/@noble/hashes": {
+      "version": "2.2.0",
+      "resolved": "https://registry.npmjs.org/@noble/hashes/-/hashes-2.2.0.tgz",
+      "integrity": "sha512-IYqDGiTXab6FniAgnSdZwgWbomxpy9FtYvLKs7wCUs2a8RkITG+DFGO1DM9cr+E3/RgADRpFjrKVaJ1z6sjtEg==",
+      "license": "MIT",
+      "engines": {
+        "node": ">= 20.19.0"
+      },
+      "funding": {
+        "url": "https://paulmillr.com/funding/"
+      }
+    },
     "node_modules/@noble/hashes": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/@noble/hashes/-/hashes-2.0.1.tgz",
@@ -970,19 +1003,40 @@
       }
     },
     "node_modules/@scure/bip32": {
-      "version": "2.0.1",
-      "resolved": "https://registry.npmjs.org/@scure/bip32/-/bip32-2.0.1.tgz",
-      "integrity": "sha512-4Md1NI5BzoVP+bhyJaY3K6yMesEFzNS1sE/cP+9nuvE7p/b0kx9XbpDHHFl8dHtufcbdHRUUQdRqLIPHN/s7yA==",
+      "version": "2.2.0",
+      "resolved": "https://registry.npmjs.org/@scure/bip32/-/bip32-2.2.0.tgz",
+      "integrity": "sha512-zFr7t2F+a9+5tB7QbarF2HQNYrgjCNaoLAupZdKkrFMYMozJf5zqH2WJCQibMzm1qQ0QogrxVGO3qXfQDYMaQg==",
       "license": "MIT",
       "dependencies": {
-        "@noble/curves": "2.0.1",
-        "@noble/hashes": "2.0.1",
-        "@scure/base": "2.0.0"
+        "@noble/curves": "2.2.0",
+        "@noble/hashes": "2.2.0",
+        "@scure/base": "2.2.0"
+      },
+      "funding": {
+        "url": "https://paulmillr.com/funding/"
+      }
+    },
+    "node_modules/@scure/bip32/node_modules/@noble/hashes": {
+      "version": "2.2.0",
+      "resolved": "https://registry.npmjs.org/@noble/hashes/-/hashes-2.2.0.tgz",
+      "integrity": "sha512-IYqDGiTXab6FniAgnSdZwgWbomxpy9FtYvLKs7wCUs2a8RkITG+DFGO1DM9cr+E3/RgADRpFjrKVaJ1z6sjtEg==",
+      "license": "MIT",
+      "engines": {
+        "node": ">= 20.19.0"
       },
       "funding": {
         "url": "https://paulmillr.com/funding/"
       }
     },
+    "node_modules/@scure/bip32/node_modules/@scure/base": {
+      "version": "2.2.0",
+      "resolved": "https://registry.npmjs.org/@scure/base/-/base-2.2.0.tgz",
+      "integrity": "sha512-b8XEupJibegiXV+tDUseI8oLQc8ei3d/4Jkb2RpbHh3MfE054ov3uIz2dhFkB3FI8iwYkEh0gGCApkrYggkPNg==",
+      "license": "MIT",
+      "funding": {
+        "url": "https://paulmillr.com/funding/"
+      }
+    },
     "node_modules/@scure/bip39": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/@scure/bip39/-/bip39-2.0.1.tgz",
diff --git a/package.json b/package.json
index 602b87e..8bb233a 100644
--- a/package.json
+++ b/package.json
@@ -116,7 +116,7 @@
     "prepare": "patch-package"
   },
   "dependencies": {
-    "@cashu/cashu-ts": "^3.6.1",
+    "@cashu/cashu-ts": "^4.2.1",
     "better-sqlite3": "^12.8.0",
     "macaroon": "^3.0.4",
     "nostr-core": "^0.8.0",