diff -up gdl-0.9.4/CMakeLists.txt.find_python gdl-0.9.4/CMakeLists.txt
--- gdl-0.9.4/CMakeLists.txt.find_python	2014-06-09 09:53:24.687212183 -0600
+++ gdl-0.9.4/CMakeLists.txt	2014-06-09 09:58:17.226030715 -0600
@@ -628,8 +628,8 @@ if(PYTHON OR PYTHON_MODULE)
 		else()
 			set(PythonLibs_FIND_VERSION 2)
 		endif()
+		find_package(PythonInterp)
 		find_package(PythonLibs)
-		include(FindPythonInterp)
 	endif()
 	set(USE_PYTHON ${PYTHONLIBS_FOUND})
 	if(PYTHONLIBS_FOUND)