diff --git a/CMakeLists.txt b/CMakeLists.txt
index 6843aaf2c..f8150806f 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,4 +1,10 @@
 cmake_policy(SET CMP0015 NEW)
+# this policy was introduced in cmake 3.0
+# remove if, once 3.0 will be used on unix
+if (${CMAKE_MAJOR_VERSION} GREATER 2)
+	# old policy do not use MACOSX_RPATH
+	cmake_policy(SET CMP0042 OLD)
+endif()
 set(CMAKE_AUTOMOC OFF)
 
 set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DSTATICLIB")