diff --git a/configuration.nix b/configuration.nix
index 58f7cf0e..5ac3d1af 100644
--- a/configuration.nix
+++ b/configuration.nix
@@ -49,7 +49,7 @@
     enableIPv6 = false;
     firewall = { 
       enable = true;
-      allowedTCPPorts = [ 22 ];
+      allowedTCPPorts = [  ];
       allowedUDPPorts = [  ];
     };
   };
@@ -148,19 +148,19 @@
 
   # Garbage collection -- Keep the system clean
   nix.gc = {
-      automatic = true;
-      dates = "weekly";
-      options = "--delete-older-than 7d";
+    automatic = true;
+    dates = "daily";
+    options = "--delete-older-than 7d";
   };
 
   # Fonts
   fonts = {
     fontconfig = {
       defaultFonts = {
-        emoji = [ "Noto Color Emoji" ];
+        emoji =     [ "Noto Color Emoji" ];
         monospace = [ "JetBrainsMono Nerd Font" "Cascadia Code" "Sarasa Mono SC" ];
         sansSerif = [ "Arimo Nerd Font" "Sarasa Gothic SC" ];
-        serif = [ "Arimo Nerd Font" "Sarasa Gothic SC" ];
+        serif =     [ "Arimo Nerd Font" "Sarasa Gothic SC" ];
       };
       includeUserConf = false;
     };