diff --git a/.travis.yml b/.travis.yml
index c3e2547..2532f1f 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -6,6 +6,6 @@ python:
 script:
     - "python3 setup.py test"
 before_install:
-    - "apt-get install -y ffprobe" 
+    - "sudo apt-get install -y ffprobe" 
 install:
     - "pip3 install setuptools"