diff --git a/package.json b/package.json
index a3231739b..798ba9575 100644
--- a/package.json
+++ b/package.json
@@ -56,7 +56,7 @@
         "@bbob/preset-html5": "4.2.0",
         "@hono/node-server": "1.19.2",
         "@hono/zod-openapi": "0.19.10",
-        "@notionhq/client": "5.0.0",
+        "@notionhq/client": "5.1.0",
         "@opentelemetry/api": "1.9.0",
         "@opentelemetry/exporter-prometheus": "0.205.0",
         "@opentelemetry/exporter-trace-otlp-http": "0.205.0",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index d026f2db1..90a18cb57 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -51,8 +51,8 @@ importers:
         specifier: 0.19.10
         version: 0.19.10(hono@4.9.7)(zod@3.25.76)
       '@notionhq/client':
-        specifier: 5.0.0
-        version: 5.0.0
+        specifier: 5.1.0
+        version: 5.1.0
       '@opentelemetry/api':
         specifier: 1.9.0
         version: 1.9.0
@@ -1768,8 +1768,8 @@ packages:
     resolution: {integrity: sha512-y3SvzjuY1ygnzWA4Krwx/WaJAsTMP11DN+e21A8Fa8PW1oDtVB5NSRW7LWurAiS2oKRkuCgcjTYMkBuBkcPCRg==}
     engines: {node: '>=12.4.0'}
 
-  '@notionhq/client@5.0.0':
-    resolution: {integrity: sha512-eXq0bZTXN8+xwT6e3qlrH9QCUn8mQLJ9UkNgKSew2NKNV/hyKb2wmIzQAuass8a2Q6F1aMjMPi+EGLQwgbVlOA==}
+  '@notionhq/client@5.1.0':
+    resolution: {integrity: sha512-YYVjXYk1XwKQ4XIh+iGjaaXOGHxaDgB3UaGnDMyrZ3X9UiYQsZpzPIvTuhvp97os8a5W5kTQFsyq77+I+COOVQ==}
     engines: {node: '>=18'}
 
   '@one-ini/wasm@0.1.1':
@@ -7634,7 +7634,7 @@ snapshots:
 
   '@nolyfill/side-channel@1.0.44': {}
 
-  '@notionhq/client@5.0.0': {}
+  '@notionhq/client@5.1.0': {}
 
   '@one-ini/wasm@0.1.1': {}