diff --git a/.travis.yml b/.travis.yml
index 7aeedde..eb4a791 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -9,7 +9,7 @@ addons:
             - gcc-arm-none-eabi
             
 install:
-    - pip install -r mbed-os/requirements.txt
+    - sudo pip install -r mbed-os/requirements.txt
 
 script:
     make