diff --git a/packages/shared/package.json b/packages/shared/package.json
index 5add0c3..30a9032 100644
--- a/packages/shared/package.json
+++ b/packages/shared/package.json
@@ -8,7 +8,7 @@
     "hono-rate-limiter": "^0.4.2",
     "pino": "^10.1.0",
     "pino-pretty": "^13.1.3",
-    "viem": "^2.41.2",
+    "viem": "^2.45.1",
     "zod": "4.1.13"
   },
   "scripts": {
diff --git a/yarn.lock b/yarn.lock
index 6f48c6e..00f6159 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -346,7 +346,7 @@ __metadata:
     pino: "npm:^10.1.0"
     pino-pretty: "npm:^13.1.3"
     typescript: "npm:^5.9.3"
-    viem: "npm:^2.41.2"
+    viem: "npm:^2.45.1"
     vitest: "npm:^3.2.4"
     zod: "npm:4.1.13"
   languageName: unknown
@@ -2275,9 +2275,9 @@ __metadata:
   languageName: node
   linkType: hard
 
-"viem@npm:^2.41.2":
-  version: 2.44.4
-  resolution: "viem@npm:2.44.4"
+"viem@npm:^2.45.1":
+  version: 2.45.1
+  resolution: "viem@npm:2.45.1"
   dependencies:
     "@noble/curves": "npm:1.9.1"
     "@noble/hashes": "npm:1.8.0"
@@ -2292,7 +2292,7 @@ __metadata:
   peerDependenciesMeta:
     typescript:
       optional: true
-  checksum: 10c0/046eec6871f7ffba466bd579f5836710477078ec53390ace96a6c815f37c336b6cca6c605725aaba3fb919eb186199ebab9840aef08facfe8a8bf5e636506f73
+  checksum: 10c0/1081c3cae0cbbb629c6a9391ca64f489fd0382a3397530567889c6fa473acfb23fba75cd88611d9108df6b4ef70ac494508adae5235785b51e179b27732371e2
   languageName: node
   linkType: hard