--- src/Makefile.OCaml.orig	2021-06-23 16:30:30.000000000 +0200
+++ src/Makefile.OCaml	2021-10-01 22:55:10.000000000 +0200
@@ -175,7 +175,7 @@
   buildexecutable:: $(NAME)$(EXEC_EXT)
 endif
 
-MINOSXVERSION=10.6
+MINOSXVERSION=$(MACOSX_DEPLOYMENT_TARGET)
 ifeq ($(OSARCH),osx)
   CAMLFLAGS+=-ccopt -mmacosx-version-min=$(MINOSXVERSION)
   XCODEFLAGS=-arch $(shell uname -m)