diff --git a/.travis.yml b/.travis.yml
index 37fc765f..c399740d 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -25,6 +25,7 @@ addons:
       - libudev-dev
       - build-essential
       - libusb-1.0-0-dev
+      - g++-multilib
   chrome: stable
 
 install: