diff --git a/copy-builtin b/copy-builtin
index fbe20dda5fb2..762a34f9db18 100755
--- a/copy-builtin
+++ b/copy-builtin
@@ -55,6 +55,8 @@ adjust_obj_paths()
 for MODULE in "${MODULES[@]}"
 do
 	adjust_obj_paths "$KERNEL_DIR/fs/zfs/$MODULE/Makefile"
+	sed -i.bak '/obj =/d' "$KERNEL_DIR/fs/zfs/$MODULE/Makefile"
+	sed -i.bak '/src =/d' "$KERNEL_DIR/fs/zfs/$MODULE/Makefile"
 done
 
 cat > "$KERNEL_DIR/fs/zfs/Kconfig" <<"EOF"