diff --git a/src/kotatsu.cr b/src/kotatsu.cr
index e76559c..0834cb5 100644
--- a/src/kotatsu.cr
+++ b/src/kotatsu.cr
@@ -9,7 +9,7 @@ module Kotatsu
   CONFIG_DIR = Path.new(Path.home, ".config", "kotatsu")
   CONFIG_FILE = Path.new(CONFIG_DIR, "config.json")
 
-  def self.buildConfigDefault()
+  def self.buildConfig() #to be deprecated
     conf = JSON.build do |json|
       json.object do
         json.field "config_version", 1
@@ -34,6 +34,30 @@ module Kotatsu
     return conf
   end
 
+  def self.writeConfig(version, port, title, services)
+    i = 0
+    conf = JSON.build do |json|
+      json.object do
+        json.field "config_version", version
+        json.field "port", port
+        json.field "title", title
+        json.field "services" do
+          json.array do
+            while services.size > i
+              json.array do
+                json.string services[i][0]
+                json.string services[i][1]
+                json.string services[i][2]
+              end
+              i+=1
+            end
+          end
+        end
+      end
+    end
+    File.write(CONFIG_FILE, conf)
+  end
+
   def self.readConfig()
     conf = JSON.parse(File.read(CONFIG_FILE))
     version = conf["config_version"].as_i
@@ -53,7 +77,7 @@ module Kotatsu
         exit(1)
       end
     end
-    File.write(file, buildConfigDefault())
+    File.write(file, buildConfig())
     if File.exists?(file) == false
       STDERR.puts "ERROR! Could not create file: #{file}"
       exit(1)