diff --git a/.travis.yml b/.travis.yml
index 2cb435d..114ffca 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -2,7 +2,7 @@ language: c
 
 install:
   - sudo apt-get install luarocks
-  - sudo luarocks install https://rocks.moonscript.org/manifests/olivine-labs/busted-1.11.1-1.rockspec
+  - sudo luarocks install --server=http://rocks.moonscript.org https://rocks.moonscript.org/manifests/olivine-labs/busted-1.11.1-1.rockspec
   - sudo luarocks make
 
 script: busted