diff --git a/cmake_support/OST.cmake b/cmake_support/OST.cmake
index d4ec3e8ccb0e824c4f3114f5a6bdc98c6b046092..7f801e25c5175354671fb5c99a4ac3ebefa4fc7b 100644
--- a/cmake_support/OST.cmake
+++ b/cmake_support/OST.cmake
@@ -901,6 +901,7 @@ endmacro()
 set(_BOOST_MIN_VERSION 1.31)
 
 macro(setup_boost)
+  set (Boost_NO_BOOST_CMAKE TRUE)
   find_package(Boost ${_BOOST_MIN_VERSION} COMPONENTS python REQUIRED)
   set(BOOST_PYTHON_LIBRARIES ${Boost_LIBRARIES})
   set(Boost_LIBRARIES)