diff --git a/gajim.spec b/gajim.spec
index 37198d3..87acf64 100644
--- a/gajim.spec
+++ b/gajim.spec
@@ -12,28 +12,25 @@ URL:		http://gajim.org/
 Source0:	http://gajim.org/downloads/%{majorver}/%{name}-%{version}%{?prever}.tar.bz2
 BuildArch:	noarch
 
-Requires:	dbus-python
-#  Audio/Video calls:
-Requires:	farstream-python
-Requires:	gstreamer-python
-Requires:	gupnp-igd-python
+## Hard requirements
 Requires:	pygobject2
 Requires:	pygtk2
+Requires:	python-nbxmpp >= 0.5.3
 Requires:	hicolor-icon-theme
-Requires:	notify-python
+## Optional, but highly recommended
+# Secure connection to server
 Requires:	pyOpenSSL
-Requires:	python-avahi
+# Certificate verification
+Requires:	python-pyasn1
+# End to End message encryption
 Requires:	python-crypto
-Requires:	python-gnupg
+## Optional, but not too big and not worth exploding the test matrix for
+# For gajim-remote, desktop notifications, logind, NetworkManager, ...
+Requires:	dbus-python
+# Async DNS resolver (though Gajim has a fallback: spawn 'host' or 'nslookup')
 Requires:	python-libasyncns
-Requires:	python-nbxmpp >= 0.5.3
-Requires:	python-pyasn1
+# For downloading images via proxy or OAUTH2 authentication via proxy
 Requires:	python-pycurl
-
-# these are dlopen'd using ctypes find_library/LoadLibrary:
-Requires:	gtkspell
-Requires:	libXScrnSaver
-
 # Optional features with significatly sized deps. Gajim detects them at
 # runtime. Intentionally not as hard deps.
 # XXX: Gajim could install them using PackageKit when really necessary.
@@ -41,6 +38,29 @@ Requires:	libXScrnSaver
 #Requires:	gnome-python2-gnomekeyring
 #  RST Generator:
 #Requires:	python-docutils
+## Optional
+# Play event sounds
+Recommends:	/usr/bin/paplay
+# UPnP-IGD - Ability to request your router to forward port for file transfer
+Recommends:	gupnp-igd-python
+# Desktop notifications (Gajim uses org.freedesktop.Notifications interface)
+# XXX This just pulls in a random desktop environment implementing the notify interface
+# (e.g. cinnamon). Even as a weak dependency this is useless.
+#Recommends:	desktop-notification-daemon
+# XXX Even with libasyncns Gajim still wants to see nslookup in PATH in order to
+# show the SRV feature as supported. This may be an upstream bug.
+Recommends:	/usr/bin/nslookup
+# Bonjour / Zeroconf - Serverless chatting with autodetected clients in a local network
+Recommends:	python-avahi
+# OpenPGP message encryption - Encrypting chat messages with OpenPGP keys
+Recommends:	python-gnupg
+# Automatic status - Ability to measure idle time, in order to set auto status (lib dlopened using ctypes)
+Recommends:	libXScrnSaver
+# Spell checker - Spellchecking of composed messages (lib dlopened using ctypes)
+Recommends:	gtkspell
+# Audio / Video - Ability to start audio and video chat
+Recommends:	farstream-python
+Recommends:	gstreamer-python
 
 BuildRequires:	python2-devel
 BuildRequires:	desktop-file-utils