diff --git a/CMakeLists.txt b/CMakeLists.txt
index 89a82fbff9446f52304fd5c73e5260f83e839219..32858cb2cebd985f180db1e0fe66461fb7048597 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -40,7 +40,7 @@ SET(PKG_CONFIG_ADDITIONAL_VARIABLES plugindir ${PKG_CONFIG_ADDITIONAL_VARIABLES}
 
 SETUP_PROJECT()
 
-FINDPYTHON()
+FINDPYTHON(2.7 EXACT REQUIRED)
 
 # Trigger dependency to dynamic-graph.
 ADD_REQUIRED_DEPENDENCY("dynamic-graph >= 3.0.0")
diff --git a/unitTesting/CMakeLists.txt b/unitTesting/CMakeLists.txt
index c2e2872325063e182309b5670f48fa8f8bb0f7a0..6457f79370f096bf8b60bc155956bc54ffa08252 100644
--- a/unitTesting/CMakeLists.txt
+++ b/unitTesting/CMakeLists.txt
@@ -1,12 +1,9 @@
-# 
-#  Copyright 
-# 
+#
+#  Copyright
+#
 
 INCLUDE(CTest)
 
-set(Python_ADDITIONAL_VERSIONS 2.7 2.6 2.5 2.4 2.3 2.2 2.1 2.0)
-INCLUDE(../cmake/python.cmake)
-FINDPYTHON()
 INCLUDE_DIRECTORIES(${PYTHON_INCLUDE_PATH})
 
 INCLUDE_DIRECTORIES(${Boost_INCLUDE_DIRS})