diff --git a/.travis.yml b/.travis.yml
index 5ef0f46..b7fec3f 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -5,9 +5,10 @@ python:
  - "2.6"
  - "2.7"
 before_install:
+ - sudo add-apt-repository ppa:chrysn/openscad
  - sudo apt-get update -qq
 install:
- - sudo apt-get install -qq inkscape
+ - sudo apt-get install -qq inkscape openscad
 script:
   - python make_machine.py dibond
   - python make_machine.py mendel