diff --git a/.node-version b/.node-version
index 8ce70308..d4b7699d 100644
--- a/.node-version
+++ b/.node-version
@@ -1 +1 @@
-20.16.0
+20.18.1
diff --git a/package.json b/package.json
index 1e3072e9..5ca24e26 100644
--- a/package.json
+++ b/package.json
@@ -52,7 +52,7 @@
   },
   "devDependencies": {
     "@types/cookie": "0.6.0",
-    "@types/node": "20.16.1",
+    "@types/node": "20.17.9",
     "@typescript-eslint/eslint-plugin": "7.18.0",
     "@typescript-eslint/parser": "7.18.0",
     "c8": "10.1.2",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index c64679a8..c02c24c7 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -22,8 +22,8 @@ importers:
         specifier: 0.6.0
         version: 0.6.0
       '@types/node':
-        specifier: 20.16.1
-        version: 20.16.1
+        specifier: 20.17.9
+        version: 20.17.9
       '@typescript-eslint/eslint-plugin':
         specifier: 7.18.0
         version: 7.18.0(@typescript-eslint/parser@7.18.0(eslint@8.57.1)(typescript@5.5.4))(eslint@8.57.1)(typescript@5.5.4)
@@ -711,8 +711,8 @@ packages:
   '@types/node@20.14.2':
     resolution: {integrity: sha512-xyu6WAMVwv6AKFLB+e/7ySZVr/0zLCzOa7rSpq6jNwpqOrUbcACDWC+53d4n2QHOnDou0fbIsg8wZu/sxrnI4Q==}
 
-  '@types/node@20.16.1':
-    resolution: {integrity: sha512-zJDo7wEadFtSyNz5QITDfRcrhqDvQI1xQNQ0VoizPjM/dVAODqqIUWbJPkvsxmTI0MYRGRikcdjMPhOssnPejQ==}
+  '@types/node@20.17.9':
+    resolution: {integrity: sha512-0JOXkRyLanfGPE2QRCwgxhzlBAvaRdCNMcvbd7jFfpmD4eEXll7LRwy5ymJmyeZqk7Nh7eD2LeUyQ68BbndmXw==}
 
   '@types/prop-types@15.7.12':
     resolution: {integrity: sha512-5zvhXYtRNRluoE/jAp4GVsSduVUzNWKkOZrCDBWYtE7biZywwdC2AcEzg+cSMLFRfVgeAFqpfNabiPjxFddV1Q==}
@@ -3152,7 +3152,7 @@ snapshots:
     dependencies:
       undici-types: 5.26.5
 
-  '@types/node@20.16.1':
+  '@types/node@20.17.9':
     dependencies:
       undici-types: 6.19.6