diff --git a/templates.spec b/templates.spec
index 0455bdb..98d1dae 100644
--- a/templates.spec
+++ b/templates.spec
@@ -18,6 +18,8 @@ Source:		.
 Requires:	qubes-core-dom0 >= 1.4.1
 Requires:   kernel-qubes-vm
 Requires:	xdg-utils
+Requires(post):	tar
+Requires(post):	qubes-core-dom0
 
 %define _builddir %(pwd)
 %define _rpmdir %(pwd)/rpm