diff --git a/CMakeLists.txt b/CMakeLists.txt
index 0fc5153c8..f0aad2df5 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,6 +1,10 @@
 cmake_minimum_required(VERSION 2.4.7)
 set(CMAKE_ALLOW_LOOSE_LOOP_CONSTRUCTS  TRUE)
 
+if(COMMAND cmake_policy)
+    cmake_policy(VERSION 2.6)
+endif()
+
 set(SOURCE_DIR ${CMAKE_CURRENT_SOURCE_DIR})
 set(BUILD_DIR ${CMAKE_CURRENT_BINARY_DIR})