diff --git a/host/x86_64-linux/home/Mailserver.nix b/host/x86_64-linux/home/Mailserver.nix
index a970522..e229d13 100644
--- a/host/x86_64-linux/home/Mailserver.nix
+++ b/host/x86_64-linux/home/Mailserver.nix
@@ -120,7 +120,7 @@ in
         ru
       ];
       plugins = [ "managesieve" ];
-      extraConfig = util.trimTabs ''
+      extraConfig = ''
         $config['smtp_server'] = "localhost:25";
         $config['smtp_auth_type'] = null;
         $config['smtp_user'] = "";
@@ -138,7 +138,7 @@ in
         Type = "oneshot";
       };
       path = [ pkgs.dovecot ];
-      script = util.trimTabs ''
+      script = ''
         doveadm expunge -A mailbox Junk SENTBEFORE 7d
         doveadm expunge -A mailbox Trash SENTBEFORE 30d
         doveadm expunge -u trash@voronind.com mailbox Inbox SENTBEFORE 30d
diff --git a/host/x86_64-linux/home/Network.nix b/host/x86_64-linux/home/Network.nix
index 1189fe1..a741c5a 100644
--- a/host/x86_64-linux/home/Network.nix
+++ b/host/x86_64-linux/home/Network.nix
@@ -143,7 +143,7 @@ in
     networkmanager.enable = lib.mkForce false;
     firewall = {
       enable = true;
-      extraCommands = util.trimTabs ''
+      extraCommands = ''
         # Wan access for 10.0.0.0/24 subnet.
         iptables -t nat -A POSTROUTING -s 10.0.0.0/24 -d 0/0 -o ${wan} -j MASQUERADE