diff --git a/.github/workflows/audit.yml b/.github/workflows/audit.yml
index 9517013..ac65f6d 100644
--- a/.github/workflows/audit.yml
+++ b/.github/workflows/audit.yml
@@ -25,7 +25,7 @@ jobs:
       - uses: actions/checkout@v6
       - uses: actions/setup-node@v4
         with:
-          node-version: "20"
+          node-version: "20.20.2"
       - name: Audit (high severity gate)
         run: npm audit --audit-level=high
 
diff --git a/package-lock.json b/package-lock.json
index 068f08e..97f3eae 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -9,12 +9,12 @@
       "version": "1.0.0",
       "dependencies": {
         "@hono/node-server": "^1.19.14",
-        "hono": "^4.12.19",
-        "viem": "^2.50.3"
+        "hono": "^4.12.31",
+        "viem": "^2.55.7"
       },
       "devDependencies": {
-        "@types/node": "22.19.17",
-        "tsx": "^4.22.2",
+        "@types/node": "22.20.1",
+        "tsx": "^4.23.1",
         "typescript": "6.0.3"
       }
     },
@@ -554,9 +554,9 @@
       }
     },
     "node_modules/@types/node": {
-      "version": "22.19.17",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-22.19.17.tgz",
-      "integrity": "sha512-wGdMcf+vPYM6jikpS/qhg6WiqSV/OhG+jeeHT/KlVqxYfD40iYJf9/AE1uQxVWFvU7MipKRkRv8NSHiCGgPr8Q==",
+      "version": "22.20.1",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-22.20.1.tgz",
+      "integrity": "sha512-EANqOCF9QFyra+4pfxUcX9STKJpCLjMbObVzljIJomAWSnuSIEAvyzEU53GaajbXJEgdh0iEcPL+DGvpUd4k1Q==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
@@ -648,9 +648,9 @@
       }
     },
     "node_modules/hono": {
-      "version": "4.12.27",
-      "resolved": "https://registry.npmjs.org/hono/-/hono-4.12.27.tgz",
-      "integrity": "sha512-1yrb/+w6HWQJrUCLkJ2IF5jNIPvvFkblV5RNOYl6bV+OA6p9GLcMpHFFGTosSvHvcAUibuUukRqhlYI4z32C7Q==",
+      "version": "4.12.31",
+      "resolved": "https://registry.npmjs.org/hono/-/hono-4.12.31.tgz",
+      "integrity": "sha512-zJIHFrl6bq3RDd2YusFNCDlM8qUprxKswyi/OPzPyzKDdyBXDqWx8bZlZ7R+saTdSTatUmb3O7K4SspGPaEOQg==",
       "license": "MIT",
       "engines": {
         "node": ">=16.9.0"
@@ -672,9 +672,9 @@
       }
     },
     "node_modules/ox": {
-      "version": "0.14.29",
-      "resolved": "https://registry.npmjs.org/ox/-/ox-0.14.29.tgz",
-      "integrity": "sha512-M5j87Ec4V99MQdRct/g09eWXW60g6zhHTUs1lr4deUtrPDnezBdCJTgKd7pxqTpSZBFveV0ALi9jMMuT1qKyNg==",
+      "version": "0.14.32",
+      "resolved": "https://registry.npmjs.org/ox/-/ox-0.14.32.tgz",
+      "integrity": "sha512-EPB214GvtsP2TtAYZXkNdizLzGp6PXtfaHcRrD4pcBk/D0Y7ZCNv71QgwrjeCsZ+82moVeMlZZG+NDEIUfxMpw==",
       "funding": [
         {
           "type": "github",
@@ -702,9 +702,9 @@
       }
     },
     "node_modules/tsx": {
-      "version": "4.22.2",
-      "resolved": "https://registry.npmjs.org/tsx/-/tsx-4.22.2.tgz",
-      "integrity": "sha512-6w9FwtT8WQqRAyTNR+Z+86kghRqpmOLjXUrBlBT6T+CQGDuIMm0VmAqaFUFBIeKDTGobE6/YSigZYLeomzBaRg==",
+      "version": "4.23.1",
+      "resolved": "https://registry.npmjs.org/tsx/-/tsx-4.23.1.tgz",
+      "integrity": "sha512-GQHnkIfxyx1wYCOS/wonik5MVRZU9hi1TEZmzGZSCJB1y9YgoZ8H6itNE/u4suE+yLmOzuE4E5S4TZ/ZX2wcWQ==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
@@ -742,9 +742,9 @@
       "license": "MIT"
     },
     "node_modules/viem": {
-      "version": "2.53.1",
-      "resolved": "https://registry.npmjs.org/viem/-/viem-2.53.1.tgz",
-      "integrity": "sha512-FhfJ/SW73CVosiyVLmIMVgKDRKYV1AGCLzZoHYvmNayyVff63Qi1ocPCk59LqC/cNw244RbBJjHnmxqXkE7NpA==",
+      "version": "2.55.7",
+      "resolved": "https://registry.npmjs.org/viem/-/viem-2.55.7.tgz",
+      "integrity": "sha512-1BKaBRlKYjAS9H+9EbDtbuEgDmeJ7QI3Ef2gSTcILqN1vPMLppXA2b66HZSVtDMcoKDISH/X5pKikm+CDm/DbA==",
       "funding": [
         {
           "type": "github",
@@ -759,8 +759,8 @@
         "@scure/bip39": "1.6.0",
         "abitype": "1.2.3",
         "isows": "1.0.7",
-        "ox": "0.14.29",
-        "ws": "8.20.1"
+        "ox": "0.14.32",
+        "ws": "8.21.0"
       },
       "peerDependencies": {
         "typescript": ">=5.0.4"
@@ -772,9 +772,9 @@
       }
     },
     "node_modules/ws": {
-      "version": "8.21.0",
-      "resolved": "https://registry.npmjs.org/ws/-/ws-8.21.0.tgz",
-      "integrity": "sha512-Vsp28b7DRcimFQvrqu2Wek3z1iYxDCWqHYB8Qsnk/S4RfaCQzPGPyBNuVjJV3cd6UiKtUtp6sNM77gWvzcCH+g==",
+      "version": "8.21.1",
+      "resolved": "https://registry.npmjs.org/ws/-/ws-8.21.1.tgz",
+      "integrity": "sha512-+0NTnW77fFN/DjQi6k/Sq/Yvk4Sgajw7urW8V+asjXnRgDs9gyGkdb7EzgfhA4goXsRIZKE28fzIXBHEzhuiWw==",
       "license": "MIT",
       "engines": {
         "node": ">=10.0.0"
diff --git a/package.json b/package.json
index a17ee84..3ff3684 100644
--- a/package.json
+++ b/package.json
@@ -9,16 +9,16 @@
     "typecheck": "tsc --noEmit"
   },
   "devDependencies": {
-    "@types/node": "22.19.17",
-    "tsx": "^4.22.2",
+    "@types/node": "22.20.1",
+    "tsx": "^4.23.1",
     "typescript": "6.0.3"
   },
   "dependencies": {
     "@hono/node-server": "^1.19.14",
-    "hono": "^4.12.19",
-    "viem": "^2.50.3"
+    "hono": "^4.12.31",
+    "viem": "^2.55.7"
   },
   "overrides": {
-    "ws": "8.21.0"
+    "ws": "8.21.1"
   }
 }