diff --git a/Code/Mantid/CMakeLists.txt b/Code/Mantid/CMakeLists.txt
index 3bdfd19c374ace2230ed44de372c0f1fdaaa2e60..1a33ad1589a6f603bed9dd6be82fe113c4ab8589 100644
--- a/Code/Mantid/CMakeLists.txt
+++ b/Code/Mantid/CMakeLists.txt
@@ -11,6 +11,8 @@ project ( Mantid )
 if ( WIN32 )
   set ( THIRD_PARTY "${PROJECT_SOURCE_DIR}/../Third_Party" )
   include ( WindowsSetup )
+elseif ( CMAKE_COMPILER_IS_GNUCXX OR CMAKE_COMPILER_IS_GNUCC )
+  include ( GNUSetup )
 endif ()
 
 # Call our setup script