diff --git a/package.json b/package.json
index bc225c0..8535805 100644
--- a/package.json
+++ b/package.json
@@ -20,7 +20,7 @@
   "devDependencies": {
     "@eslint/js": "^10.0.1",
     "@opencode/plugin": "2.2.5",
-    "@types/node": "^20.19.0",
+    "@types/node": "^26.6.6",
     "eslint": "^10.14.0",
     "tsx": "^4.19.4",
     "typescript": "^6.0.3",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index c5ff43b..357c552 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -22,8 +22,8 @@ importers:
         specifier: 2.2.5
         version: 2.2.5(@opentelemetry/semantic-conventions@1.44.0)(redis@6.3.1(@opentelemetry/api@1.9.0))
       '@types/node':
-        specifier: ^20.19.0
-        version: 20.19.43
+        specifier: ^26.6.6
+        version: 26.6.6
       eslint:
         specifier: ^10.14.0
         version: 10.14.0
@@ -742,8 +742,8 @@ packages:
   '@types/json-schema@7.0.15':
     resolution: {integrity: sha512-5+fP8P8MFNC+AyZCDxrB2pkZFPGzqQWUzpSeuuVLvm8VMcorNYavBqoFcxK8bQz4Qsbn4oUEEem4wDLfcysGHA==}
 
-  '@types/node@20.19.43':
-    resolution: {integrity: sha512-6oYBAi5ikg4Pl+kGsoYtawUMBT2zZMCvPNF7pVLnHZfd1zf38DRiWn/gT01RYCdUqkv7Fhr+C9ot4/tb+2sVvA==}
+  '@types/node@26.6.6':
+    resolution: {integrity: sha512-MzQj+8Kx3XI40OmUAE6Qoh58ZMNstNNMwn2nfd3qWsfe7nDNSqJNzes4njhz6AHwrSHOffSLwXU6yb474Q4aog==}
 
   '@types/ws@8.18.2':
     resolution: {integrity: sha512-67MQl+fpWKVTT1NYdnmo3U4sc/xPo/zQBncVnI74qmQa0z/b+1g6iYqNmGCPbxO+zz2aklb08a0oHfegiVd0/w==}
@@ -1511,8 +1511,8 @@ packages:
     engines: {node: '>=14.17'}
     hasBin: true
 
-  undici-types@6.21.0:
-    resolution: {integrity: sha512-iwDZqg0QAGrg9Rav5H4n0M64c3mkR59cJ6wQp+7C4nI0gsmExaedaYLNO44eT4AtBBwjbTiGPMlt2Md0T9H9JQ==}
+  undici-types@8.9.0:
+    resolution: {integrity: sha512-KTDyRTYX8sWmKXAikPHHSyc63CRPETMctyjKFupcC6OBLXT3xsN0e9aF7m+mIXutFWpUXuedtowG7iLOzp0kQg==}
 
   undici@6.29.1:
     resolution: {integrity: sha512-EvRlUt/QqAEvXdQeRMYUfwOQsfzpDztykrG2owGEE/rBOBoYv9uF39ZzsNDh4lTFHhTr2XOZjKkYgueD12ZmGA==}
@@ -2410,13 +2410,13 @@ snapshots:
 
   '@types/json-schema@7.0.15': {}
 
-  '@types/node@20.19.43':
+  '@types/node@26.6.6':
     dependencies:
-      undici-types: 6.21.0
+      undici-types: 8.9.0
 
   '@types/ws@8.18.2':
     dependencies:
-      '@types/node': 20.19.43
+      '@types/node': 26.6.6
 
   '@typescript-eslint/eslint-plugin@8.72.1(@typescript-eslint/parser@8.72.1(eslint@10.14.0)(typescript@6.0.3))(eslint@10.14.0)(typescript@6.0.3)':
     dependencies:
@@ -3287,7 +3287,7 @@ snapshots:
 
   typescript@6.0.3: {}
 
-  undici-types@6.21.0: {}
+  undici-types@8.9.0: {}
 
   undici@6.29.1: {}