diff --git a/buildtools/gt.cmake b/buildtools/gt.cmake
index 58599fd8b..0e6739a53 100644
--- a/buildtools/gt.cmake
+++ b/buildtools/gt.cmake
@@ -50,9 +50,9 @@ message(STATUS "[gt.cmake] Build tools dir ${GT_BUILDTOOLS}")
 SET(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${GT_BUILDTOOLS}")
 function(GT_USE_BOOST)
     if(ARGN)
-        find_package(Boost REQUIRED COMPONENTS ${ARGN})
+        find_package(Boost 1.40 REQUIRED COMPONENTS ${ARGN})
     else()
-        find_package(Boost REQUIRED)
+        find_package(Boost 1.40 REQUIRED)
     endif()
     link_directories(${Boost_LIBRARY_DIRS})
     include_directories(${Boost_INCLUDE_DIRS})