diff --git a/.travis.yml b/.travis.yml
index 700fbd296..d0e35f585 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,7 +1,10 @@
 # Travis-CI Build for libgit2sharp
 # see travis-ci.org for details
 
-language: c
+language: csharp
+mono:
+ - 3.12.0
+ - 4.2.3
 
 os:
  - osx
@@ -14,11 +17,9 @@ env:
 before_install:
  - date -u
  - uname -a
- - export PATH=/opt/mono/bin:$PATH
  - env | sort
 
-# Make sure CMake and Mono are installed
-install: ./CI/travis.${TRAVIS_OS_NAME}.install.deps.sh
+solution: LibGit2Sharp.sln
 
 # Build libgit2, LibGit2Sharp and run the tests
 script:
diff --git a/CI/travis.linux.install.deps.sh b/CI/travis.linux.install.deps.sh
deleted file mode 100755
index 365fc51a6..000000000
--- a/CI/travis.linux.install.deps.sh
+++ /dev/null
@@ -1,10 +0,0 @@
-#!/bin/bash
-set -ev
-
-sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 3FA7E0328081BFF6A14DA29AA6A19B38D3D831EF
-
-echo "deb http://download.mono-project.com/repo/debian wheezy/snapshots/3.12.0 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 apt-get install mono-devel cmake
diff --git a/CI/travis.osx.install.deps.sh b/CI/travis.osx.install.deps.sh
deleted file mode 100755
index c6621b735..000000000
--- a/CI/travis.osx.install.deps.sh
+++ /dev/null
@@ -1,10 +0,0 @@
-#!/bin/bash
-set -ev
-
-MONO_VER=3.6.0
-
-brew update
-which cmake || brew install cmake
-
-wget "http://download.mono-project.com/archive/${MONO_VER}/macos-10-x86/MonoFramework-MDK-${MONO_VER}.macos10.xamarin.x86.pkg"
-sudo installer -pkg "MonoFramework-MDK-${MONO_VER}.macos10.xamarin.x86.pkg" -target /
diff --git a/build.libgit2sharp.sh b/build.libgit2sharp.sh
index acf425a29..52b30fad1 100755
--- a/build.libgit2sharp.sh
+++ b/build.libgit2sharp.sh
@@ -9,10 +9,6 @@ EXTRADEFINE="$1"
 # working directory in its library search path, so it works without this value.
 export LD_LIBRARY_PATH=.
 
-# Required for NuGet package restore to run.
-mozroots --import --sync
-
-mono Lib/NuGet/NuGet.exe restore LibGit2Sharp.sln
 xbuild CI/build.msbuild /target:Deploy /property:ExtraDefine="$EXTRADEFINE"
 
 exit $?