diff --git a/.flowconfig b/.flowconfig
index fe850cb6952..bb444475193 100644
--- a/.flowconfig
+++ b/.flowconfig
@@ -79,6 +79,8 @@ module.system=haste
 esproposal.class_static_fields=enable
 esproposal.class_instance_fields=enable
 
+experimental.strict_type_args=true
+
 munge_underscores=true
 
 module.name_mapper='^image![a-zA-Z0-9$_-]+$' -> 'GlobalImageStub'
diff --git a/Examples/UIExplorer/AppStateExample.js b/Examples/UIExplorer/AppStateExample.js
index 0f9c3c321a3..8cac00b5414 100644
--- a/Examples/UIExplorer/AppStateExample.js
+++ b/Examples/UIExplorer/AppStateExample.js
@@ -102,6 +102,6 @@ exports.examples = [
     platform: 'ios',
     title: 'Memory Warnings',
     description: 'In the IOS simulator, hit Shift+Command+M to simulate a memory warning.',
-    render(): ReactElement { return <AppStateSubscription showMemoryWarnings={true} />; }
+    render(): ReactElement<any> { return <AppStateSubscription showMemoryWarnings={true} />; }
   },
 ];
diff --git a/Libraries/Linking/Linking.js b/Libraries/Linking/Linking.js
index 22179410958..455de7ec75a 100644
--- a/Libraries/Linking/Linking.js
+++ b/Libraries/Linking/Linking.js
@@ -149,7 +149,7 @@ class Linking extends NativeEventEmitter {
    *
    * NOTE: For web URLs, the protocol ("http://", "https://") must be set accordingly!
    */
-  openURL(url: string): Promise {
+  openURL(url: string): Promise<any> {
     this._validateURL(url);
     return LinkingManager.openURL(url);
   }
diff --git a/package.json b/package.json
index 2ce89688d5f..bca743d1e27 100644
--- a/package.json
+++ b/package.json
@@ -148,7 +148,7 @@
     "core-js": "^2.2.2",
     "debug": "^2.2.0",
     "event-target-shim": "^1.0.5",
-    "fbjs": "^0.8.0",
+    "fbjs": "^0.8.3",
     "fbjs-scripts": "^0.7.0",
     "graceful-fs": "^4.1.3",
     "image-size": "^0.3.5",