diff --git a/lib/proc3d/CMakeLists.txt b/lib/proc3d/CMakeLists.txt
index f527149..4f43742 100644
--- a/lib/proc3d/CMakeLists.txt
+++ b/lib/proc3d/CMakeLists.txt
@@ -6,7 +6,7 @@ else(MINGW)
 add_definitions(-std=c++0x -fPIC)
 endif(MINGW)
 
-include_directories(${Boost_INCLUDE_DIR})
+include_directories(${Boost_INCLUDE_DIR} ${Boost_INCLUDE_DIR}/boost)
 set(proc3d_src "${CMAKE_SOURCE_DIR}/lib/proc3d/src/")
 
 add_library(proc3d SHARED "${proc3d_src}/proc3d.cpp")