@@ -1,3 +1,4 @@
+sudo: required
 language: python
 python:
   - 2.6
@@ -6,14 +7,14 @@ python:
   - 3.4
   - 3.5
 before_install:
-  - sudo apt-get install software-properties-common
   - sudo add-apt-repository -y "deb http://archive.ubuntu.com/ubuntu/ trusty main universe"
-  - sudo apt-get -qq update
-  - sudo apt-get -qq install mono-devel mono-gmcs mono-xbuild nunit-console
-  - sudo mozroots --import --machine --sync
-  - yes | sudo certmgr -ssl -m https://go.microsoft.com
-  - yes | sudo certmgr -ssl -m https://nugetgallery.blob.core.windows.net
-  - yes | sudo certmgr -ssl -m https://nuget.org
+  - sudo apt-get install software-properties-common
+  - sudo apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys 3FA7E0328081BFF6A14DA29AA6A19B38D3D831EF
+  - echo "deb http://download.mono-project.com/repo/debian wheezy main" | sudo tee /etc/apt/sources.list.d/mono-xamarin.list
+  - echo "deb http://download.mono-project.com/repo/debian wheezy-libtiff-compat main" | sudo tee -a /etc/apt/sources.list.d/mono-xamarin.list
+  - sudo apt-get update
+  - sudo DEBIAN_FRONTEND=noninteractive apt-get -y -o Dpkg::Options::="--force-confdef" -o Dpkg::Options::="--force-confnew" install mono-devel mono-complete referenceassemblies-pcl ca-certificates-mono nunit-console
+
 install:
   - pip install six
   - pip install pycparser
 
@@ -37,6 +37,7 @@ PyNet_Args* PyNet_Init(int ext) {
     pn_args->shutdown_name = "Python.Runtime:Shutdown()";
 
     pn_args->domain = mono_jit_init_version(MONO_DOMAIN, MONO_VERSION);
+    mono_domain_set_config(pn_args->domain, ".", "Python.Runtime.dll.config");
 
     /*
      * Load the default Mono configuration file, this is needed