diff --git a/extensions/ql-vscode/.nvmrc b/extensions/ql-vscode/.nvmrc
index 80a9956e1..67e145bf0 100644
--- a/extensions/ql-vscode/.nvmrc
+++ b/extensions/ql-vscode/.nvmrc
@@ -1 +1 @@
-v20.16.0
+v20.18.0
diff --git a/extensions/ql-vscode/package-lock.json b/extensions/ql-vscode/package-lock.json
index 0031affd9..1c28fc0ee 100644
--- a/extensions/ql-vscode/package-lock.json
+++ b/extensions/ql-vscode/package-lock.json
@@ -81,7 +81,7 @@
         "@types/gulp-replace": "^1.1.0",
         "@types/jest": "^29.5.12",
         "@types/js-yaml": "^4.0.6",
-        "@types/node": "20.16.*",
+        "@types/node": "20.17.*",
         "@types/proper-lockfile": "^4.1.4",
         "@types/react": "^18.3.1",
         "@types/react-dom": "^18.3.1",
@@ -142,7 +142,7 @@
         "vite-node": "^2.0.5"
       },
       "engines": {
-        "node": "^20.16.0",
+        "node": "^20.18.0",
         "npm": ">=7.20.6",
         "vscode": "^1.90.0"
       }
@@ -6151,9 +6151,10 @@
       }
     },
     "node_modules/@types/node": {
-      "version": "20.16.10",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-20.16.10.tgz",
-      "integrity": "sha512-vQUKgWTjEIRFCvK6CyriPH3MZYiYlNy0fKiEYHWbcoWLEgs4opurGGKlebrTLqdSMIbXImH6XExNiIyNUv3WpA==",
+      "version": "20.17.6",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-20.17.6.tgz",
+      "integrity": "sha512-VEI7OdvK2wP7XHnsuXbAJnEpEkF6NjSN45QJlL4VGqZSXsnicpesdTWsg9RISeSdYd3yeRj/y3k5KGjUXYnFwQ==",
+      "license": "MIT",
       "dependencies": {
         "undici-types": "~6.19.2"
       }
diff --git a/extensions/ql-vscode/package.json b/extensions/ql-vscode/package.json
index e1b000995..833031f45 100644
--- a/extensions/ql-vscode/package.json
+++ b/extensions/ql-vscode/package.json
@@ -14,7 +14,7 @@
   },
   "engines": {
     "vscode": "^1.90.0",
-    "node": "^20.16.0",
+    "node": "^20.18.0",
     "npm": ">=7.20.6"
   },
   "categories": [
@@ -2039,7 +2039,7 @@
     "@types/gulp-replace": "^1.1.0",
     "@types/jest": "^29.5.12",
     "@types/js-yaml": "^4.0.6",
-    "@types/node": "20.16.*",
+    "@types/node": "20.17.*",
     "@types/proper-lockfile": "^4.1.4",
     "@types/react": "^18.3.1",
     "@types/react-dom": "^18.3.1",