diff --git a/.flowconfig b/.flowconfig
index 48b158aad79..32e65c62690 100644
--- a/.flowconfig
+++ b/.flowconfig
@@ -1,10 +1,9 @@
 [ignore]
-.*/node_modules/.*
 .*/app/extensions/brave/gen/.*
+.*/test/.*/*.json
+.*/node_modules/fbjs/lib/.*
 .*/build/Release/.*
 .*/public/built/.*
-.*/dist/.*
-.*/win64-dist/.*
 
 [libs]
 decls
diff --git a/app/index.js b/app/index.js
index e6f0a5d7736..f1391134053 100644
--- a/app/index.js
+++ b/app/index.js
@@ -1,3 +1,4 @@
+// @flow
 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
  * You can obtain one at http://mozilla.org/MPL/2.0/. */
diff --git a/decls/globals.js b/decls/globals.js
index 76807cdca2e..20a16724c44 100644
--- a/decls/globals.js
+++ b/decls/globals.js
@@ -8,3 +8,10 @@ declare class IpcRenderer {
     sendToHost(msg: string, ...args: any): void;
 }
 declare var KeyEvent: any;
+declare module electron {
+  declare var BrowserWindow: any;
+  declare var ipcMain: any;
+  declare var dialog: any;
+  declare var clipboard: any;
+  declare var app: any;
+}