diff --git a/source4/build/smb_build/makefile.pm b/source4/build/smb_build/makefile.pm
index 972153662d3..f002779128c 100644
--- a/source4/build/smb_build/makefile.pm
+++ b/source4/build/smb_build/makefile.pm
@@ -48,8 +48,6 @@ sub new($$$)
 
 	if (!$self->{automatic_deps}) {
 		$self->output("ALL_PREDEP = proto\n");
-	} else {
-		$self->output("CFLAGS += -MD\n");
 	}
 
 	return $self;