diff --git a/.travis.yml b/.travis.yml
index e9b16e6..cb6c02e 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -88,8 +88,9 @@ matrix:
               # math libraries, can not mix with lapack/atlas packages !
             - libblas-dev
             - libopenblas-dev
-            # python library, development version
-            #- libpython2.7
+            # python libraries ..
+            - libpython2.7
+            - libpython-all-dev
 
     - os: osx
       osx_image: xcode6.4