diff --git a/.travis.yml b/.travis.yml
index fb01f4e..f762d56 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -3,4 +3,7 @@ node_js:
   - stable
   - 6
   - 5
-  - 4
\ No newline at end of file
+  - 4
+before_script:
+  - npm run typings-install
+  - tsc
\ No newline at end of file