diff --git a/CHANGELOG b/CHANGELOG
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,11 +1,21 @@
+propellor (5.3.4) unstable; urgency=medium
+
+  * Apt.trustsKey: Use apt-key to add key rather than manually driving gpg,
+    which seems to not work anymore.
+    Thanks, Russell Sim.
+  * Firewall: Reorder iptables parameters that are order
+    dependant to make --to-dest and --to-source work.
+    Thanks, Russell Sim
+
+ -- Joey Hess <id@joeyh.name>  Wed, 21 Mar 2018 14:59:15 -0400
+
 propellor (5.3.3) unstable; urgency=medium
 
   * Warn again about new upstream version when ~/.propellor was cloned from the
     Debian git bundle using an older version of propellor that set up an
     upstream remote.
   * Avoid crashing if initial fetch from origin fails when spinning a host.
-  * Added Propllor.Property.Openssl module contributed by contributed by
-    Félix Sipma.
+  * Added Propllor.Property.Openssl module contributed by Félix Sipma.
 
  -- Joey Hess <id@joeyh.name>  Mon, 26 Feb 2018 14:34:37 -0400
 
diff --git a/README.md b/README.md
--- a/README.md
+++ b/README.md
@@ -56,4 +56,4 @@
 7. Write some neat new properties and send patches!
 
 (Want to get your feet wet with propellor before plunging in?
-[[try this|forum/Simple_quickstart_without_git__44___SSH__44___GPG]])
+[try this|http://propellor.branchable.com/forum/Simple_quickstart_without_git__44___SSH__44___GPG])
diff --git a/contrib/post-merge-hook b/contrib/post-merge-hook
--- a/contrib/post-merge-hook
+++ b/contrib/post-merge-hook
@@ -16,7 +16,7 @@
 
 commit () {
 	if [ -n "$(git status --short privdata/relocate config.hs)" ]; then
-		git commit privdata/relocate config.hs -m "$1"
+		git commit -m "$1"
 	fi
 }
 
diff --git a/debian/changelog b/debian/changelog
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,11 +1,21 @@
+propellor (5.3.4) unstable; urgency=medium
+
+  * Apt.trustsKey: Use apt-key to add key rather than manually driving gpg,
+    which seems to not work anymore.
+    Thanks, Russell Sim.
+  * Firewall: Reorder iptables parameters that are order
+    dependant to make --to-dest and --to-source work.
+    Thanks, Russell Sim
+
+ -- Joey Hess <id@joeyh.name>  Wed, 21 Mar 2018 14:59:15 -0400
+
 propellor (5.3.3) unstable; urgency=medium
 
   * Warn again about new upstream version when ~/.propellor was cloned from the
     Debian git bundle using an older version of propellor that set up an
     upstream remote.
   * Avoid crashing if initial fetch from origin fails when spinning a host.
-  * Added Propllor.Property.Openssl module contributed by contributed by
-    Félix Sipma.
+  * Added Propllor.Property.Openssl module contributed by Félix Sipma.
 
  -- Joey Hess <id@joeyh.name>  Mon, 26 Feb 2018 14:34:37 -0400
 
diff --git a/doc/README.mdwn b/doc/README.mdwn
--- a/doc/README.mdwn
+++ b/doc/README.mdwn
@@ -56,4 +56,4 @@
 7. Write some neat new properties and send patches!
 
 (Want to get your feet wet with propellor before plunging in?
-[[try this|forum/Simple_quickstart_without_git__44___SSH__44___GPG]])
+[try this|http://propellor.branchable.com/forum/Simple_quickstart_without_git__44___SSH__44___GPG])
diff --git a/joeyconfig.hs b/joeyconfig.hs
--- a/joeyconfig.hs
+++ b/joeyconfig.hs
@@ -90,6 +90,7 @@
 	& Hostname.sane
 	& Apt.serviceInstalledRunning "swapspace"
 	& Laptop.powertopAutoTuneOnBoot
+	& Laptop.trimSSD
 	& Grub.cmdline_Linux_default "i915.enable_psr=1"
 	! Grub.cmdline_Linux_default "quiet"
 
diff --git a/propellor.cabal b/propellor.cabal
--- a/propellor.cabal
+++ b/propellor.cabal
@@ -1,5 +1,5 @@
 Name: propellor
-Version: 5.3.3
+Version: 5.3.4
 Cabal-Version: >= 1.20
 License: BSD2
 Maintainer: Joey Hess <id@joeyh.name>
diff --git a/src/Propellor/Property/Apt.hs b/src/Propellor/Property/Apt.hs
--- a/src/Propellor/Property/Apt.hs
+++ b/src/Propellor/Property/Apt.hs
@@ -447,7 +447,7 @@
 trustsKey' :: AptKey -> Property DebianLike
 trustsKey' k = check (not <$> doesFileExist f) $ property desc $ makeChange $ do
 	withHandle StdinHandle createProcessSuccess
-		(proc "gpg" ["--no-default-keyring", "--keyring", f, "--import", "-"]) $ \h -> do
+		(proc "apt-key" ["--keyring", f, "add", "-"]) $ \h -> do
 			hPutStr h (pubkey k)
 			hClose h
 	nukeFile $ f ++ "~" -- gpg dropping
diff --git a/src/Propellor/Property/Firewall.hs b/src/Propellor/Property/Firewall.hs
--- a/src/Propellor/Property/Firewall.hs
+++ b/src/Propellor/Property/Firewall.hs
@@ -44,8 +44,8 @@
 toIpTable :: Rule -> [CommandParam]
 toIpTable r =  map Param $
 	val (ruleChain r) :
-	toIpTableArg (ruleRules r) ++
-	["-t", val (ruleTable r), "-j", val (ruleTarget r)]
+	["-t", val (ruleTable r), "-j", val (ruleTarget r)] ++
+	toIpTableArg (ruleRules r)
 
 toIpTableArg :: Rules -> [String]
 toIpTableArg Everything = []
diff --git a/src/Propellor/Property/Laptop.hs b/src/Propellor/Property/Laptop.hs
--- a/src/Propellor/Property/Laptop.hs
+++ b/src/Propellor/Property/Laptop.hs
@@ -26,3 +26,7 @@
 		`requires` check (doesFileExist servicefile)
 			(Systemd.disabled "powertop")
 	servicefile = "/etc/systemd/system/powertop.service"
+
+-- | Enables weekly TRIM for SSDs, using systemd's fstrim.timer,
+trimSSD :: Property Linux
+trimSSD = Systemd.enabled "fstrim.timer"
diff --git a/src/Propellor/Property/SiteSpecific/JoeySites.hs b/src/Propellor/Property/SiteSpecific/JoeySites.hs
--- a/src/Propellor/Property/SiteSpecific/JoeySites.hs
+++ b/src/Propellor/Property/SiteSpecific/JoeySites.hs
@@ -636,6 +636,7 @@
 	`onChange` Postfix.dedupMainCf
 	`onChange` Postfix.reloaded
 	`requires` dkimInstalled
+	`requires` Postfix.installed
 
 -- This does not configure postfix to use the dkim milter,
 -- nor does it set up domainkey DNS.
@@ -990,7 +991,8 @@
 		`onChange` Service.restarted "dnsmasq"
 	& ipmasq "wlan0"
 	& Apt.serviceInstalledRunning "netplug"
-	& Network.dhcp' "eth0"
+	& Network.static' "eth0" (IPv4 "192.168.1.100")
+		(Just (Network.Gateway (IPv4 "192.168.1.1")))
 		-- When satellite is down, fall back to dialup
 		[ ("pre-up", "poff -a || true")
 		, ("post-down", "pon")
@@ -1049,8 +1051,8 @@
 	, "xmonad", "libghc-xmonad-dev", "libghc-xmonad-contrib-dev"
 	, "ttf-bitstream-vera"
 	, "mairix", "offlineimap", "mutt"
-	, "nmap", "whois", "wireshark", "tcpdump", "iftop"
-	, "udevil", "pmount", "tree", "pv"
+	, "mtr", "nmap", "whois", "wireshark", "tcpdump", "iftop"
+	, "pmount", "tree", "pv"
 	, "arbtt", "hledger", "bc"
 	, "apache2", "ikiwiki", "libhighlight-perl"
 	, "pal"
