diff --git a/Modules/Platform/Darwin.cmake b/Modules/Platform/Darwin.cmake
index f0652b90a..865cc8e6d 100644
--- a/Modules/Platform/Darwin.cmake
+++ b/Modules/Platform/Darwin.cmake
@@ -132,7 +132,11 @@ elseif("${CMAKE_GENERATOR}" MATCHES Xcode
     # specially named SDKs.
     set(_CMAKE_OSX_SDKS_VER_SUFFIX_10.4 "u")
     set(_CMAKE_OSX_SDKS_VER_SUFFIX_10.3 ".9")
-    set(_CMAKE_OSX_SDKS_VER ${_CURRENT_OSX_VERSION}${_CMAKE_OSX_SDKS_VER_SUFFIX_${_CURRENT_OSX_VERSION}})
+    if(CMAKE_OSX_DEPLOYMENT_TARGET)
+      set(_CMAKE_OSX_SDKS_VER ${CMAKE_OSX_DEPLOYMENT_TARGET}${_CMAKE_OSX_SDKS_VER_SUFFIX_${CMAKE_OSX_DEPLOYMENT_TARGET}})
+    else()
+      set(_CMAKE_OSX_SDKS_VER ${_CURRENT_OSX_VERSION}${_CMAKE_OSX_SDKS_VER_SUFFIX_${_CURRENT_OSX_VERSION}})
+    endif()
     set(_CMAKE_OSX_SYSROOT_DEFAULT
       "${_CMAKE_OSX_SDKS_DIR}/MacOSX${_CMAKE_OSX_SDKS_VER}.sdk")
   else()