diff --git a/external/external_build.cmake b/external/external_build.cmake
index 43e0021..6f00ec6 100644
--- a/external/external_build.cmake
+++ b/external/external_build.cmake
@@ -247,17 +247,23 @@ if (INTERNAL_BOOST)
 
 ELSE (INTERNAL_BOOST)
   find_package(Boost 1.69 QUIET)
-  if (NOT Boost_FOUND)
-    cmessage(CWARNING "Boost >= 1.69 was not found")
-  else()
-    cmessage(STATUS "Boost has been found (version=${Boost_VERSION})")
-  endif()
   if (Boost_VERSION)
+    if (${Boost_VERSION} VERSION_GREATER 1000)
+       math(EXPR TMP_MAJOR "${Boost_VERSION} / 100000")
+       math(EXPR TMP_MINOR "(${Boost_VERSION} - ${TMP_MAJOR} * 100000) / 100")
+       math(EXPR TMP_PATCHLEVEL "${Boost_VERSION} - ${TMP_MAJOR} * 100000 - ${TMP_MINOR} * 100")
+       set(Boost_VERSION ${TMP_MAJOR}.${TMP_MINOR}.${TMP_PATCHLEVEL})
+    ENDIF()
     if (${Boost_VERSION} VERSION_GREATER_EQUAL 1.70.0)
       set(Boost_DEP Boost::headers)
       set(Boost_TARGET Boost::headers)
     endif()
   endif()
+  if (NOT Boost_FOUND)
+    cmessage(CWARNING "Boost >= 1.69 was not found")
+  else()
+    cmessage(STATUS "Boost has been found (version=${Boost_VERSION}), Boost_TARGET=${Boost_Target}")
+  endif()
 endif (INTERNAL_BOOST)
 mark_as_advanced(Boost_INCLUDE_DIRS Boost_LIBRARIES)