diff --git a/.travis.yml b/.travis.yml
index 4bc22d8..6dacd0d 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -6,4 +6,11 @@ script:
   - mkdir build
   - cd build
   - cmake --version
-  - cmake .. && make
\ No newline at end of file
+  - cmake .. && make
+addons:
+  apt:
+    sources:
+      - george-edison55-precise-backports # cmake 3.2.3 / doxygen 1.8.3
+    packages:
+      - cmake
+      - cmake-data
\ No newline at end of file