diff --git a/package-lock.json b/package-lock.json
index 41780ac4f4..d65c4fb1e2 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -30937,17 +30937,19 @@
 				"yargs": "^17.7.2"
 			},
 			"devDependencies": {
-				"@types/node": "^25.9.2",
+				"@types/node": "^26.2.0",
 				"@types/yargs": "^17.0.33",
 				"typescript": "^6.0.3"
 			}
 		},
 		"tools/benchmark-site-editor/node_modules/@types/node": {
-			"version": "25.9.3",
+			"version": "26.4.0",
+			"resolved": "https://registry.npmjs.org/@types/node/-/node-26.4.0.tgz",
+			"integrity": "sha512-faiGnoIrLH/V8cibOMEAZ8pMw6oXqSukl29ra4mN8GdaB2ZewzeaLj+INpV5N+Z1eKWzY+IzaIZH2EIR6YZRNQ==",
 			"dev": true,
 			"license": "MIT",
 			"dependencies": {
-				"undici-types": ">=7.24.0 <7.24.7"
+				"undici-types": "~8.3.0"
 			}
 		},
 		"tools/benchmark-site-editor/node_modules/cliui": {
@@ -30973,7 +30975,9 @@
 			}
 		},
 		"tools/benchmark-site-editor/node_modules/undici-types": {
-			"version": "7.24.6",
+			"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"
 		},
@@ -31011,16 +31015,18 @@
 				"ts-node": "^10.9.2"
 			},
 			"devDependencies": {
-				"@types/node": "^25.9.2",
+				"@types/node": "^26.2.0",
 				"typescript": "^6.0.3"
 			}
 		},
 		"tools/compare-perf/node_modules/@types/node": {
-			"version": "25.9.3",
+			"version": "26.4.0",
+			"resolved": "https://registry.npmjs.org/@types/node/-/node-26.4.0.tgz",
+			"integrity": "sha512-faiGnoIrLH/V8cibOMEAZ8pMw6oXqSukl29ra4mN8GdaB2ZewzeaLj+INpV5N+Z1eKWzY+IzaIZH2EIR6YZRNQ==",
 			"devOptional": true,
 			"license": "MIT",
 			"dependencies": {
-				"undici-types": ">=7.24.0 <7.24.7"
+				"undici-types": "~8.3.0"
 			}
 		},
 		"tools/compare-perf/node_modules/chalk": {
@@ -31076,7 +31082,9 @@
 			}
 		},
 		"tools/compare-perf/node_modules/undici-types": {
-			"version": "7.24.6",
+			"version": "8.3.0",
+			"resolved": "https://registry.npmjs.org/undici-types/-/undici-types-8.3.0.tgz",
+			"integrity": "sha512-j375ScV60dom+YkPFIfTLcOiPxkN/buHz5GobjLhixFuANaNs3C9l4GmrWqejgXWJ7BbJcFYpTEUkS1Ge8bpZQ==",
 			"devOptional": true,
 			"license": "MIT"
 		},
diff --git a/tools/benchmark-site-editor/package.json b/tools/benchmark-site-editor/package.json
index b1d63c04d7..3f20be5145 100644
--- a/tools/benchmark-site-editor/package.json
+++ b/tools/benchmark-site-editor/package.json
@@ -16,7 +16,7 @@
 		"yargs": "^17.7.2"
 	},
 	"devDependencies": {
-		"@types/node": "^25.9.2",
+		"@types/node": "^26.2.0",
 		"@types/yargs": "^17.0.33",
 		"typescript": "^6.0.3"
 	}
diff --git a/tools/compare-perf/package.json b/tools/compare-perf/package.json
index 2244aba7cd..b76d620cf6 100644
--- a/tools/compare-perf/package.json
+++ b/tools/compare-perf/package.json
@@ -20,7 +20,7 @@
 		"ts-node": "^10.9.2"
 	},
 	"devDependencies": {
-		"@types/node": "^25.9.2",
+		"@types/node": "^26.2.0",
 		"typescript": "^6.0.3"
 	}
 }