diff --git a/CMakeLists.txt b/CMakeLists.txt
index 0230fb34d0c..e41823f14b0 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -838,13 +838,8 @@ elseif(WIN32)
 		if(WITH_BOOST)
 			set(BOOST ${LIBDIR}/boost)
 			set(BOOST_INCLUDE_DIR ${BOOST}/include)
-			if(CMAKE_CL_64)
-				set(BOOST_POSTFIX "vc90-mt-s-1_45.lib")
-				set(BOOST_DEBUG_POSTFIX "vc90-mt-sgd-1_45.lib")
-			else()
-				set(BOOST_POSTFIX "vc90-mt-s-1_46_1.lib")
-				set(BOOST_DEBUG_POSTFIX "vc90-mt-sgd-1_46_1.lib")
-			endif()
+			set(BOOST_POSTFIX "vc90-mt-s-1_47.lib")
+			set(BOOST_DEBUG_POSTFIX "vc90-mt-sgd-1_47.lib")
 			set(BOOST_LIBRARIES
 				optimized libboost_date_time-${BOOST_POSTFIX} libboost_filesystem-${BOOST_POSTFIX}
 				libboost_regex-${BOOST_POSTFIX} libboost_system-${BOOST_POSTFIX} libboost_thread-${BOOST_POSTFIX}