diff --git a/.travis.yml b/.travis.yml
index 6eb40bd5..9a9922a7 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -11,6 +11,7 @@ cache:
   yarn: true
   directories:
     - node_modules
+    - flow-typed
     - app/node_modules
 
 addons: