diff --git a/travis-ci/build_common.sh b/travis-ci/build_common.sh
new file mode 100644
index 0000000..26ceaf6
--- /dev/null
+++ b/travis-ci/build_common.sh
@@ -0,0 +1,50 @@
+# Liquid-DSP
+cd $HOME/build
+mkdir jgaeddert/
+cd jgaeddert/
+git clone https://github.com/jgaeddert/liquid-dsp.git
+cd liquid-dsp/
+./bootstrap.sh
+echo "Configuring liquid-dsp.."
+./configure > /dev/null
+echo "Building liquid-dsp.."
+make -j2 > /dev/null
+sudo make install
+
+# Soapy SDR
+cd $HOME/build
+mkdir pothosware/
+cd pothosware/
+git clone https://github.com/pothosware/SoapySDR.git
+mkdir SoapySDR-build
+cd SoapySDR-build
+cmake ../SoapySDR -DCMAKE_BUILD_TYPE=Release
+echo "Building SoapySDR.."
+make -j2 > /dev/null
+sudo make install
+
+# wxWidgets
+if [ ! -f "$HOME/build/wxWidgets/staticlib/bin/wx-config" ]; then
+echo "wxWidgets cache not found; building."
+cd $HOME/build
+mkdir -p $HOME/build/wxWidgets/staticlib
+cd wxWidgets
+wget https://github.com/wxWidgets/wxWidgets/releases/download/v3.1.2/wxWidgets-3.1.2.tar.bz2
+echo "Unpacking wxWidgets.."
+tar -xvjf wxWidgets-3.1.2.tar.bz2 > /dev/null
+cd wxWidgets-3.1.2/
+./autogen.sh 
+./configure --with-opengl --disable-shared --enable-monolithic --with-libjpeg --with-libtiff --with-libpng --with-zlib --disable-sdltest --enable-unicode --enable-display --enable-propgrid --disable-webkit --disable-webview --disable-webviewwebkit --prefix=`echo $HOME/build/wxWidgets/staticlib` CXXFLAGS="-std=c++0x"
+echo "Building wxWidgets.."
+make -j2
+make install
+fi
+
+
+# CubicSDR
+cd $HOME/build
+mkdir cjcliffe/CubicSDR-build
+cd cjcliffe/CubicSDR-build
+cmake ../CubicSDR -DCMAKE_BUILD_TYPE=Release -DwxWidgets_CONFIG_EXECUTABLE=$HOME/build/wxWidgets/staticlib/bin/wx-config
+make -j2
+
diff --git a/travis-ci/build_linux.sh b/travis-ci/build_linux.sh
index 26ceaf6..c645cb7 100644
--- a/travis-ci/build_linux.sh
+++ b/travis-ci/build_linux.sh
@@ -1,50 +1 @@
-# Liquid-DSP
-cd $HOME/build
-mkdir jgaeddert/
-cd jgaeddert/
-git clone https://github.com/jgaeddert/liquid-dsp.git
-cd liquid-dsp/
-./bootstrap.sh
-echo "Configuring liquid-dsp.."
-./configure > /dev/null
-echo "Building liquid-dsp.."
-make -j2 > /dev/null
-sudo make install
-
-# Soapy SDR
-cd $HOME/build
-mkdir pothosware/
-cd pothosware/
-git clone https://github.com/pothosware/SoapySDR.git
-mkdir SoapySDR-build
-cd SoapySDR-build
-cmake ../SoapySDR -DCMAKE_BUILD_TYPE=Release
-echo "Building SoapySDR.."
-make -j2 > /dev/null
-sudo make install
-
-# wxWidgets
-if [ ! -f "$HOME/build/wxWidgets/staticlib/bin/wx-config" ]; then
-echo "wxWidgets cache not found; building."
-cd $HOME/build
-mkdir -p $HOME/build/wxWidgets/staticlib
-cd wxWidgets
-wget https://github.com/wxWidgets/wxWidgets/releases/download/v3.1.2/wxWidgets-3.1.2.tar.bz2
-echo "Unpacking wxWidgets.."
-tar -xvjf wxWidgets-3.1.2.tar.bz2 > /dev/null
-cd wxWidgets-3.1.2/
-./autogen.sh 
-./configure --with-opengl --disable-shared --enable-monolithic --with-libjpeg --with-libtiff --with-libpng --with-zlib --disable-sdltest --enable-unicode --enable-display --enable-propgrid --disable-webkit --disable-webview --disable-webviewwebkit --prefix=`echo $HOME/build/wxWidgets/staticlib` CXXFLAGS="-std=c++0x"
-echo "Building wxWidgets.."
-make -j2
-make install
-fi
-
-
-# CubicSDR
-cd $HOME/build
-mkdir cjcliffe/CubicSDR-build
-cd cjcliffe/CubicSDR-build
-cmake ../CubicSDR -DCMAKE_BUILD_TYPE=Release -DwxWidgets_CONFIG_EXECUTABLE=$HOME/build/wxWidgets/staticlib/bin/wx-config
-make -j2
-
+exec $HOME/build/cjcliffe/CubicSDR/travis-ci/build_common.sh
diff --git a/travis-ci/build_macos.sh b/travis-ci/build_macos.sh
index 4beed4a..c645cb7 100644
--- a/travis-ci/build_macos.sh
+++ b/travis-ci/build_macos.sh
@@ -1,24 +1 @@
-# Liquid-DSP
-cd $HOME/build
-mkdir jgaeddert/
-cd jgaeddert/
-git clone https://github.com/jgaeddert/liquid-dsp.git
-cd liquid-dsp/
-./bootstrap.sh
-echo "Configuring liquid-dsp.."
-./configure > /dev/null
-echo "Building liquid-dsp.."
-make -j2 > /dev/null
-sudo make install
-
-# Soapy SDR
-cd $HOME/build
-mkdir pothosware/
-cd pothosware/
-git clone https://github.com/pothosware/SoapySDR.git
-mkdir SoapySDR-build
-cd SoapySDR-build
-cmake ../SoapySDR -DCMAKE_BUILD_TYPE=Release
-echo "Building SoapySDR.."
-make -j2 > /dev/null
-sudo make install
\ No newline at end of file
+exec $HOME/build/cjcliffe/CubicSDR/travis-ci/build_common.sh