diff --git a/package-lock.json b/package-lock.json
index f8b8f39b13..e4504c1ad4 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -43,7 +43,7 @@
         "@types/archiver": "^8.0.0",
         "@types/follow-redirects": "^1.14.4",
         "@types/js-yaml": "^4.0.9",
-        "@types/node": "^20.19.43",
+        "@types/node": "^26.0.0",
         "@types/node-forge": "^1.3.14",
         "@types/sarif": "^2.1.7",
         "@types/semver": "^7.7.1",
@@ -2535,13 +2535,13 @@
       "license": "MIT"
     },
     "node_modules/@types/node": {
-      "version": "20.19.43",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-20.19.43.tgz",
-      "integrity": "sha512-6oYBAi5ikg4Pl+kGsoYtawUMBT2zZMCvPNF7pVLnHZfd1zf38DRiWn/gT01RYCdUqkv7Fhr+C9ot4/tb+2sVvA==",
+      "version": "26.0.0",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-26.0.0.tgz",
+      "integrity": "sha512-vf2YFi1iY9lHGwNJMs01biZFbKJkrZR1T6/MlzjhJLPdntOHLhTrDSnSVcdtvjihi4VQNlrFRIxLsDBlQpAipA==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
-        "undici-types": "~6.21.0"
+        "undici-types": "~8.3.0"
       }
     },
     "node_modules/@types/node-forge": {
@@ -9377,9 +9377,9 @@
       }
     },
     "node_modules/undici-types": {
-      "version": "6.21.0",
-      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-6.21.0.tgz",
-      "integrity": "sha512-iwDZqg0QAGrg9Rav5H4n0M64c3mkR59cJ6wQp+7C4nI0gsmExaedaYLNO44eT4AtBBwjbTiGPMlt2Md0T9H9JQ==",
+      "version": "8.3.0",
+      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-8.3.0.tgz",
+      "integrity": "sha512-j375ScV60dom+YkPFIfTLcOiPxkN/buHz5GobjLhixFuANaNs3C9l4GmrWqejgXWJ7BbJcFYpTEUkS1Ge8bpZQ==",
       "dev": true,
       "license": "MIT"
     },
@@ -9822,7 +9822,7 @@
         "yaml": "^2.9.0"
       },
       "devDependencies": {
-        "@types/node": "^20.19.43",
+        "@types/node": "^26.0.0",
         "tsx": "^4.22.4"
       }
     }
diff --git a/package.json b/package.json
index 10d09e81bd..cd72c5667c 100644
--- a/package.json
+++ b/package.json
@@ -51,7 +51,7 @@
     "@types/archiver": "^8.0.0",
     "@types/follow-redirects": "^1.14.4",
     "@types/js-yaml": "^4.0.9",
-    "@types/node": "^20.19.43",
+    "@types/node": "^26.0.0",
     "@types/node-forge": "^1.3.14",
     "@types/sarif": "^2.1.7",
     "@types/semver": "^7.7.1",
diff --git a/pr-checks/package.json b/pr-checks/package.json
index eeb63afa87..d13ecfa88b 100644
--- a/pr-checks/package.json
+++ b/pr-checks/package.json
@@ -11,7 +11,7 @@
     "yaml": "^2.9.0"
   },
   "devDependencies": {
-    "@types/node": "^20.19.43",
+    "@types/node": "^26.0.0",
     "tsx": "^4.22.4"
   }
 }