diff --git a/CMakeLists.txt b/CMakeLists.txt
index 13c648de0..259a0d7a2 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -118,8 +118,8 @@ if(APPLE)
     endif()
 
     # Set minimum system version
-    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -mmacosx-version-min=10.9")
-    set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -mmacosx-version-min=10.9")
+    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -mmacosx-version-min=${CMAKE_OSX_DEPLOYMENT_TARGET}")
+    set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -mmacosx-version-min=${CMAKE_OSX_DEPLOYMENT_TARGET}")
     set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -headerpad_max_install_names")
 endif()