diff --git a/nanoc.yaml.sample b/nanoc.yaml.sample
index c3b2b7e..06c3212 100644
--- a/nanoc.yaml.sample
+++ b/nanoc.yaml.sample
@@ -27,6 +27,7 @@ server:
   base_url: https://al-quran.reflectslight.io
   unix:
     path:
+    mode: ug=rw,o=
   tcp:
     host: 127.0.0.1
     port: 7777
diff --git a/rake/tasks/server.rake b/rake/tasks/server.rake
index c6ed11d..6243735 100644
--- a/rake/tasks/server.rake
+++ b/rake/tasks/server.rake
@@ -1,19 +1,28 @@
 # frozen_string_literal: true
 
+cwd = File.realpath File.join(__dir__, "..", "..", ".")
 desc "Start web server"
 task :server, [:protocol] do |_t, args|
   require "server"
+  nanoc = Ryo.from_yaml(path: File.join(cwd, "nanoc.yaml"))
   h = args.to_h
   p = h[:protocol] || "tcp"
-  n = File.basename(dirs.root)
+  n = File.basename(cwd)
   o = if p == "unix"
-    {unix: nanoc.server.unix.path}
-  else
-    {host: nanoc.server.tcp.host, port: nanoc.server.tcp.port}
-  end
-  Process.setproctitle "rake server[#{p}] [#{n}]"
+        {unix: nanoc.server.unix.path}
+      else
+        {host: nanoc.server.tcp.host, port: nanoc.server.tcp.port}
+      end
   s = Server.dir(nanoc.output_dir, o)
-  s.start(block: true)
+  Process.setproctitle "rake server[#{p}] [#{n}]"
+  if p == "unix"
+    t = s.start(block: false)
+    unix = nanoc.server.unix
+    chmod(unix.mode, unix.path, verbose: false)
+    t.join
+  else
+    s.start(block: true)
+  end
 rescue Interrupt
   s.stop
 end
diff --git a/share/al-quran.reflectslight.io/CHANGELOG b/share/al-quran.reflectslight.io/CHANGELOG
index fcc9a9d..377777b 100644
--- a/share/al-quran.reflectslight.io/CHANGELOG
+++ b/share/al-quran.reflectslight.io/CHANGELOG
@@ -1,5 +1,11 @@
 # -*- mode: org -*-
 
+** vNEXT
+
+**** Add ability to set file mode in ~server.rake~
+Add ability to set the file mode on unix socket.
+Default: ~ug=rw,o=~
+
 ** v0.9.1
 
 **** Fix ~_opengraph.html.erb~ typos