diff --git a/.travis.yml b/.travis.yml
index 0466a69..c8424c9 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -7,7 +7,7 @@ before_install:
 
 install:
   - sudo apt-get update
-  - sudo apt-get install -y gcc-arm-none-eabi
+  - sudo apt-get install --force-yes gcc-arm-none-eabi
 
 script:
   - make