diff --git a/.travis.yml b/.travis.yml
index 3e71673..463c15c 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -12,8 +12,8 @@ compiler:
   - gcc
 
 before_script:
-  sudo apt-get -qq update
-  sudo apt-get install -y libassimp-dev libx11-xcb-dev libxrandr-dev
+  - sudo apt-get -qq update
+  - sudo apt-get install -y libassimp-dev libx11-xcb-dev libxrandr-dev
 
 install:
   - wget https://github.com/premake/premake-core/releases/download/v5.0.0-alpha11/premake-5.0.0-alpha11-linux.tar.gz