diff --git a/deps/OpenSSL/OpenSSL.cmake b/deps/OpenSSL/OpenSSL.cmake
index 7eb28af1a7..3dc103698e 100644
--- a/deps/OpenSSL/OpenSSL.cmake
+++ b/deps/OpenSSL/OpenSSL.cmake
@@ -19,7 +19,7 @@ if(WIN32)
     set(_install_cmd nmake install_sw )
 else()
     if(APPLE)
-        set(_conf_cmd ./Configure )
+        set(_conf_cmd export MACOSX_DEPLOYMENT_TARGET=${CMAKE_OSX_DEPLOYMENT_TARGET} && ./Configure )
     else()
         set(_conf_cmd "./config")
     endif()