diff --git a/.travis.yml b/.travis.yml
index b7b611e..a2b4274 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -4,18 +4,23 @@ compiler:
   - clang
 
 before_install:
-  - sudo add-apt-repository -y ppa:nschloe/cmake-backports
-  - sudo add-apt-repository -y ppa:nschloe/netcdf-nightly
+
+  ###
+  # Install dependencies from a pre-built binary.
+  ###
+  - cd /
+  - sudo wget http://www.unidata.ucar.edu/downloads/netcdf/ftp/travisdeps.tar.bz2
+  - sudo tar -jxf travisdeps.tar.bz2
+  - cd -
+
   - sudo apt-get update -qq
   - sudo apt-get install -y -qq libcurl4-openssl-dev m4 wget autoconf libtool clang libjpeg8-dev
-  - sudo apt-get install cmake-data cmake
-  - sudo apt-get install libhdf5-openmpi-7 libnetcdf7 libnetcdf-dev
-
+ 
 install:
   - mkdir build
   - cd build
   - cmake ..
-  - make
 
 script:
+  - make -j 4
   - make test