diff --git a/.github/dependabot.yml b/.github/dependabot.yml
index 2af31f4..348b163 100644
--- a/.github/dependabot.yml
+++ b/.github/dependabot.yml
@@ -7,6 +7,14 @@ updates:
     labels:
       - "npm"
       - "dependencies"
+    ignore:
+      - dependency-name: "@types/node"
+        versions:
+          - "21"
+          - "22"
+          - "23"
+          - "24"
+          - "25"
   - package-ecosystem: "github-actions"
     directory: "/"
     schedule:
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 614c3d0..5b8b51e 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -14,9 +14,9 @@ jobs:
       fail-fast: false
       matrix:
         node-version:
-          - 18.x
           - 20.x
           - 22.x
+          - 24.x
     steps:
       - uses: actions/checkout@v6
       - name: Use Node.js ${{ matrix.node-version }}
diff --git a/package-lock.json b/package-lock.json
index adcad18..82463c0 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -15,7 +15,7 @@
       },
       "devDependencies": {
         "@biomejs/biome": "2.3.13",
-        "@types/node": "^25.0.3",
+        "@types/node": "^20.19.31",
         "typescript": "^5.9.3"
       }
     },
@@ -366,12 +366,12 @@
       "license": "MIT"
     },
     "node_modules/@types/node": {
-      "version": "25.0.3",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-25.0.3.tgz",
-      "integrity": "sha512-W609buLVRVmeW693xKfzHeIV6nJGGz98uCPfeXI1ELMLXVeKYZ9m15fAMSaUPBHYLGFsVRcMmSCksQOrZV9BYA==",
+      "version": "20.19.31",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-20.19.31.tgz",
+      "integrity": "sha512-5jsi0wpncvTD33Sh1UCgacK37FFwDn+EG7wCmEvs62fCvBL+n8/76cAYDok21NF6+jaVWIqKwCZyX7Vbu8eB3A==",
       "license": "MIT",
       "dependencies": {
-        "undici-types": "~7.16.0"
+        "undici-types": "~6.21.0"
       }
     },
     "node_modules/@types/qs": {
@@ -1620,9 +1620,9 @@
       }
     },
     "node_modules/undici-types": {
-      "version": "7.16.0",
-      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-7.16.0.tgz",
-      "integrity": "sha512-Zz+aZWSj8LE6zoxD+xrjh4VfkIG8Ya6LvYkZqtUQGJPZjYl53ypCaUwWqo7eI0x66KBGeRo+mlBEkMSeSZ38Nw==",
+      "version": "6.21.0",
+      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-6.21.0.tgz",
+      "integrity": "sha512-iwDZqg0QAGrg9Rav5H4n0M64c3mkR59cJ6wQp+7C4nI0gsmExaedaYLNO44eT4AtBBwjbTiGPMlt2Md0T9H9JQ==",
       "license": "MIT"
     },
     "node_modules/unpipe": {
diff --git a/package.json b/package.json
index 67bf783..3a50009 100644
--- a/package.json
+++ b/package.json
@@ -31,7 +31,7 @@
   },
   "devDependencies": {
     "@biomejs/biome": "2.3.13",
-    "@types/node": "^25.0.3",
+    "@types/node": "^20.19.31",
     "typescript": "^5.9.3"
   }
 }