diff --git a/Modules/Platform/Darwin-GNU-Fortran.cmake b/Modules/Platform/Darwin-GNU-Fortran.cmake
index f4b509a13e..6724f9bc1c 100644
--- a/Modules/Platform/Darwin-GNU-Fortran.cmake
+++ b/Modules/Platform/Darwin-GNU-Fortran.cmake
@@ -14,6 +14,8 @@
 
 include(Platform/Darwin-GNU)
 __darwin_compiler_gnu(Fortran)
+cmake_gnu_set_sysroot_flag(Fortran)
+cmake_gnu_set_osx_deployment_target_flag(Fortran)
 
 set(CMAKE_Fortran_OSX_COMPATIBILITY_VERSION_FLAG "-compatibility_version ")
 set(CMAKE_Fortran_OSX_CURRENT_VERSION_FLAG "-current_version ")