diff --git a/desktop/babel-transformer/package.json b/desktop/babel-transformer/package.json
index 743e37792..7101fa0b1 100644
--- a/desktop/babel-transformer/package.json
+++ b/desktop/babel-transformer/package.json
@@ -24,7 +24,7 @@
     "@babel/traverse": "^7.11.0",
     "@babel/types": "^7.11.0",
     "@types/fs-extra": "^9.0.1",
-    "@types/node": "^13.7.5",
+    "@types/node": "^14.11.5",
     "babel-plugin-emotion": "^10.0.33",
     "fs-extra": "^9.0.1",
     "tslib": "^2"
diff --git a/desktop/doctor/package.json b/desktop/doctor/package.json
index 6cc96b34f..a1100e50a 100644
--- a/desktop/doctor/package.json
+++ b/desktop/doctor/package.json
@@ -38,7 +38,7 @@
   ],
   "author": "Facebook, Inc",
   "dependencies": {
-    "@types/node": "^13.11.0",
+    "@types/node": "^14.11.5",
     "envinfo": "^7.5.1",
     "fb-watchman": "^2.0.1"
   }
diff --git a/desktop/package.json b/desktop/package.json
index d671a0161..d31b56759 100644
--- a/desktop/package.json
+++ b/desktop/package.json
@@ -137,7 +137,7 @@
     "@types/lodash.debounce": "^4.0.6",
     "@types/mkdirp": "^1.0.0",
     "@types/mock-fs": "^4.10.0",
-    "@types/node": "^13.13.0",
+    "@types/node": "^14.11.5",
     "@types/npm-packlist": "^1.1.1",
     "@types/promise-retry": "^1.1.3",
     "@types/react": "^16.9.51",
diff --git a/desktop/pkg-lib/package.json b/desktop/pkg-lib/package.json
index 903f7749c..fbbd9a583 100644
--- a/desktop/pkg-lib/package.json
+++ b/desktop/pkg-lib/package.json
@@ -17,7 +17,7 @@
   "devDependencies": {
     "@types/fs-extra": "^9.0.1",
     "@types/jest": "^26",
-    "@types/node": "^13.7.5",
+    "@types/node": "^14.11.5",
     "flipper-test-utils": "0.61.0",
     "globby": "^11",
     "jest": "^26",
diff --git a/desktop/pkg/package.json b/desktop/pkg/package.json
index 95b6b4436..cc708daf9 100644
--- a/desktop/pkg/package.json
+++ b/desktop/pkg/package.json
@@ -33,7 +33,7 @@
     "@types/fs-extra": "^9.0.1",
     "@types/inquirer": "^6.5.0",
     "@types/jest": "^26",
-    "@types/node": "^13.7.5",
+    "@types/node": "^14.11.5",
     "flipper-test-utils": "0.61.0",
     "globby": "^11",
     "jest": "^26",
diff --git a/desktop/plugin-lib/package.json b/desktop/plugin-lib/package.json
index e6d6a67f3..1162ef29d 100644
--- a/desktop/plugin-lib/package.json
+++ b/desktop/plugin-lib/package.json
@@ -27,7 +27,7 @@
   "devDependencies": {
     "@types/fs-extra": "^9.0.1",
     "@types/jest": "^26",
-    "@types/node": "^13.7.5",
+    "@types/node": "^14.11.5",
     "flipper-test-utils": "0.61.0",
     "globby": "^11",
     "jest": "^26",
diff --git a/desktop/static/launcher.ts b/desktop/static/launcher.ts
index 369f0d016..5dfdb976a 100644
--- a/desktop/static/launcher.ts
+++ b/desktop/static/launcher.ts
@@ -64,7 +64,7 @@ const checkIsCycle = async () => {
 
   const delta = rightNow - backThen;
   await mkdirp(dir);
-  await promisify(fs.writeFile)(filePath, rightNow);
+  await promisify(fs.writeFile)(filePath, '' + rightNow);
 
   // If the last startup was less than 5s ago, something's not okay.
   return Math.abs(delta) < 5000;
diff --git a/desktop/yarn.lock b/desktop/yarn.lock
index 22d70b3dd..98e016c71 100644
--- a/desktop/yarn.lock
+++ b/desktop/yarn.lock
@@ -2420,7 +2420,7 @@
     "@types/node" "*"
     form-data "^3.0.0"
 
-"@types/node@*":
+"@types/node@*", "@types/node@^14.11.5":
   version "14.11.5"
   resolved "https://registry.yarnpkg.com/@types/node/-/node-14.11.5.tgz#fecad41c041cae7f2404ad4b2d0742fdb628b305"
   integrity sha512-jVFzDV6NTbrLMxm4xDSIW/gKnk8rQLF9wAzLWIOg+5nU6ACrIMndeBdXci0FGtqJbP9tQvm6V39eshc96TO2wQ==
@@ -2430,11 +2430,6 @@
   resolved "https://registry.yarnpkg.com/@types/node/-/node-12.12.5.tgz#66103d2eddc543d44a04394abb7be52506d7f290"
   integrity sha512-KEjODidV4XYUlJBF3XdjSH5FWoMCtO0utnhtdLf1AgeuZLOrRbvmU/gaRCVg7ZaQDjVf3l84egiY0mRNe5xE4A==
 
-"@types/node@^13.11.0", "@types/node@^13.13.0", "@types/node@^13.7.5":
-  version "13.13.23"
-  resolved "https://registry.yarnpkg.com/@types/node/-/node-13.13.23.tgz#abd99b4b806144b257ae298b3aec5a2c10c74534"
-  integrity sha512-L31WmMJYKb15PDqFWutn8HNwrNK6CE6bkWgSB0dO1XpNoHrszVKV1Clcnfgd6c/oG54TVF8XQEvY2gQrW8K6Mw==
-
 "@types/normalize-package-data@^2.4.0":
   version "2.4.0"
   resolved "https://registry.yarnpkg.com/@types/normalize-package-data/-/normalize-package-data-2.4.0.tgz#e486d0d97396d79beedd0a6e33f4534ff6b4973e"