--- CMakeLists.txt.old	2013-04-14 12:39:42.458608810 +0400
+++ CMakeLists.txt	2013-04-14 12:38:52.157604427 +0400
@@ -92,6 +92,8 @@ set (SOVERSION ${OIIO_VERSION_MAJOR}.${O
 set (PYLIB_INCLUDE_SONAME OFF CACHE BOOL "If ON, soname/soversion will be set for Python module library")
 set (PYLIB_LIB_PREFIX OFF CACHE BOOL "If ON, prefix the Python module with 'lib'")
 
+FIND_PACKAGE(Boost 1.53)
+
 if (NOTHREADS)
     message (STATUS "NO THREADS!")
     add_definitions ("-DNOTHREADS=1")