diff --git a/configure.ac b/configure.ac
index 91aa50ee3..e1e0268af 100644
--- a/configure.ac
+++ b/configure.ac
@@ -377,15 +377,6 @@ if test "$gtk_ui" = "true" ; then
 	fi
 fi
 
-case "$target" in
-        #macosx 64 bits
-        x86_64-apple-darwin*)
-                LIBS="$LIBS -mmacosx-version-min=10.6"
-                CXXFLAGS="$CXXFLAGS -mmacosx-version-min=10.6"
-                CFLAGS="$CFLAGS -mmacosx-version-min=10.6"
-        ;;
-esac
-
 dnl os-specific problems not handled by existing macros.
 case "$host_os" in
 	*freebsd*)