diff --git a/examples/NavigationPlayground/package.json b/examples/NavigationPlayground/package.json
index 118167e..fdc91de 100644
--- a/examples/NavigationPlayground/package.json
+++ b/examples/NavigationPlayground/package.json
@@ -8,7 +8,7 @@
     "eject": "react-native-scripts eject",
     "android": "react-native-scripts android",
     "ios": "react-native-scripts ios",
-    "test": "node node_modules/jest/bin/jest.js"
+    "test": "node node_modules/jest/bin/jest.js && flow"
   },
   "dependencies": {
     "expo": "^25.0.0",