diff --git a/building/qubes-r3-building.md b/building/qubes-r3-building.md
index 04b82cfc..55ca4981 100644
--- a/building/qubes-r3-building.md
+++ b/building/qubes-r3-building.md
@@ -34,7 +34,7 @@ Last, you may want to disable memory balancing on `dev26` but keep in mind the i
 Once you've built `dev26`, open a Terminal window to it and install the necessary dependencies (see [QubesBuilder](/doc/qubes-builder/) for more info):
 
 ~~~
-$ sudo dnf install git createrepo rpm-build make wget rpmdevtools dialog rpm-sign gnupg dpkg-dev debootstrap python2-sh
+$ sudo dnf install gpg git createrepo rpm-build make wget rpmdevtools python2-sh dialog rpm-sign dpkg-dev debootstrap PyYAML devscripts perl-Digest-MD5 perl-Digest-SHA
 ~~~
 
 Get the necessary keys to verify the sources (run these and other commands below as a regular user, not root):