diff --git a/package-lock.json b/package-lock.json
index 55923d44..2368c093 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -2543,13 +2543,13 @@
 			"dev": true
 		},
 		"node_modules/@types/node": {
-			"version": "22.15.30",
-			"resolved": "https://registry.npmjs.org/@types/node/-/node-22.15.30.tgz",
-			"integrity": "sha512-6Q7lr06bEHdlfplU6YRbgG1SFBdlsfNC4/lX+SkhiTs0cpJkOElmWls8PxDFv4yY/xKb8Y6SO0OmSX4wgqTZbA==",
+			"version": "24.3.0",
+			"resolved": "https://registry.npmjs.org/@types/node/-/node-24.3.0.tgz",
+			"integrity": "sha512-aPTXCrfwnDLj4VvXrm+UUCQjNEvJgNA8s5F1cvwQU+3KNltTOkBm1j30uNLyqqPNe7gE3KFzImYoZEfLhp4Yow==",
 			"dev": true,
 			"license": "MIT",
 			"dependencies": {
-				"undici-types": "~6.21.0"
+				"undici-types": "~7.10.0"
 			}
 		},
 		"node_modules/@types/normalize-package-data": {
@@ -10889,9 +10889,9 @@
 			}
 		},
 		"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": "7.10.0",
+			"resolved": "https://registry.npmjs.org/undici-types/-/undici-types-7.10.0.tgz",
+			"integrity": "sha512-t5Fy/nfn+14LuOc2KNYg75vZqClpAiqscVvMygNnlsHBFpSXdJaYtXMcdNLpl/Qvc3P2cB3s6lOV51nqsFq4ag==",
 			"dev": true,
 			"license": "MIT"
 		},
@@ -11443,7 +11443,7 @@
 				"lit-analyzer": "cli.mjs"
 			},
 			"devDependencies": {
-				"@types/node": "^22.15.30",
+				"@types/node": "^24.3.0",
 				"ava": "^6.4.1",
 				"tslib": "^2.0.0",
 				"typescript": "^5.8.3",
@@ -11467,7 +11467,7 @@
 				"@jackolope/web-component-analyzer": "^4.0.4"
 			},
 			"devDependencies": {
-				"@types/node": "^22.15.30",
+				"@types/node": "^24.3.0",
 				"esbuild": "^0.25.5",
 				"typescript": "^5.8.3",
 				"wireit": "^0.14.12"
@@ -11486,7 +11486,7 @@
 			"devDependencies": {
 				"@jackolope/lit-analyzer": "^3.2.1",
 				"@types/mocha": "^10.0.10",
-				"@types/node": "^22.15.30",
+				"@types/node": "^24.3.0",
 				"@types/vscode": "1.63.0",
 				"@vscode/vsce": "^3.6.0",
 				"esbuild": "^0.25.5",
@@ -11520,7 +11520,7 @@
 				"@rollup/plugin-node-resolve": "^16.0.1",
 				"@rollup/plugin-replace": "^6.0.2",
 				"@rollup/plugin-typescript": "^12.1.4",
-				"@types/node": "^22.15.30",
+				"@types/node": "^24.3.0",
 				"ava": "^6.4.1",
 				"cross-env": "^7.0.2",
 				"rollup": "^4.44.2",
diff --git a/packages/lit-analyzer/package.json b/packages/lit-analyzer/package.json
index 68ddfc13..00ae96cb 100644
--- a/packages/lit-analyzer/package.json
+++ b/packages/lit-analyzer/package.json
@@ -101,7 +101,7 @@
 		"@jackolope/web-component-analyzer": "^4.0.4"
 	},
 	"devDependencies": {
-		"@types/node": "^22.15.30",
+		"@types/node": "^24.3.0",
 		"ava": "^6.4.1",
 		"tslib": "^2.0.0",
 		"typescript": "^5.8.3",
diff --git a/packages/ts-lit-plugin/package.json b/packages/ts-lit-plugin/package.json
index a4f0546d..c9b230c5 100644
--- a/packages/ts-lit-plugin/package.json
+++ b/packages/ts-lit-plugin/package.json
@@ -59,7 +59,7 @@
 		"@jackolope/web-component-analyzer": "^4.0.4"
 	},
 	"devDependencies": {
-		"@types/node": "^22.15.30",
+		"@types/node": "^24.3.0",
 		"esbuild": "^0.25.5",
 		"typescript": "^5.8.3",
 		"wireit": "^0.14.12"
diff --git a/packages/vscode-lit-plugin/package.json b/packages/vscode-lit-plugin/package.json
index f209392f..48b9ea55 100644
--- a/packages/vscode-lit-plugin/package.json
+++ b/packages/vscode-lit-plugin/package.json
@@ -170,7 +170,7 @@
 	},
 	"devDependencies": {
 		"@types/mocha": "^10.0.10",
-		"@types/node": "^22.15.30",
+		"@types/node": "^24.3.0",
 		"@types/vscode": "1.63.0",
 		"@vscode/vsce": "^3.6.0",
 		"esbuild": "^0.25.5",
diff --git a/packages/web-component-analyzer/package.json b/packages/web-component-analyzer/package.json
index 167d446f..72a79bbf 100644
--- a/packages/web-component-analyzer/package.json
+++ b/packages/web-component-analyzer/package.json
@@ -98,7 +98,7 @@
 		"@rollup/plugin-node-resolve": "^16.0.1",
 		"@rollup/plugin-replace": "^6.0.2",
 		"@rollup/plugin-typescript": "^12.1.4",
-		"@types/node": "^22.15.30",
+		"@types/node": "^24.3.0",
 		"ava": "^6.4.1",
 		"cross-env": "^7.0.2",
 		"rollup": "^4.44.2",