diff --git a/.travis.yml b/.travis.yml
index e020ba7d..0656064e 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -19,4 +19,4 @@ node_js:
 install:
     # clone the deps with depth 1: we know we will only ever need that one
     # commit.
-    - scripts/fetch-develop.deps.sh --depth 1 && npm install
+    - scripts/fetch-develop.deps.sh --depth 1 && npm i phantomjs-prebuilt && npm install