diff --git a/Makefile b/Makefile
index 8f0c6cb..938f672 100644
--- a/Makefile
+++ b/Makefile
@@ -131,11 +131,9 @@ clean:
 	@echo Temporary failes deleted.
 
 install:
-	$(checkroot)
 	gzip -9c doc/t50.8 > $(RELEASE_DIR)/t50.8.gz
-	install $(RELEASE_DIR)/t50 /usr/sbin/
-	install -m 0644 $(RELEASE_DIR)/t50.8.gz $(MAN_DIR)/
+	install -m 755 -D $(RELEASE_DIR)/t50 $(DESTDIR)/usr/sbin/t50
+	install -m 0644 -D $(RELEASE_DIR)/t50.8.gz $(DESTDIR)$(MAN_DIR)/t50.8.gz
 
 uninstall:
-	$(checkroot)
 	-rm -f $(MAN_DIR)/t50.8.gz /usr/sbin/t50