diff --git a/Makefile b/Makefile
index d3daeba..a73f705 100644
--- a/Makefile
+++ b/Makefile
@@ -75,7 +75,7 @@ install-initscript: $(pck_initscript)
 	$(INSTALL_DIR) $(DESTDIR)$(initrddir)
 	$(INSTALL_DIR) $(DESTDIR)$(systemdunitdir)
 	$(INSTALL_SCRIPT) $^ $(DESTDIR)$(initrddir)/$(PACKAGE)
-	$(INSTALL_SCRIPT) postplug/postplug-service $(DESTDIR)$(systemdunitdir)/postplug.service
+	$(INSTALL_DATA) postplug/postplug-service $(DESTDIR)$(systemdunitdir)/postplug.service
 
 install-logrotate: $(pck_logrotate)
 	@echo "installing logrotate file...";\