diff --git a/nixos/modules/services/printing/cupsd.nix b/nixos/modules/services/printing/cupsd.nix
index ecab8cfc7df9..4c7f58d1d8bc 100644
--- a/nixos/modules/services/printing/cupsd.nix
+++ b/nixos/modules/services/printing/cupsd.nix
@@ -124,7 +124,7 @@ in
 
       listenAddresses = mkOption {
         type = types.listOf types.str;
-        default = [ "localhost:631" ];
+        default = [ "127.0.0.1:631" ];
         example = [ "*:631" ];
         description = ''
           A list of addresses and ports on which to listen.
@@ -321,10 +321,7 @@ in
             ''}
           '';
 
-          serviceConfig = {
-            PrivateTmp = true;
-            RuntimeDirectory = [ "cups" ];
-          };
+          serviceConfig.PrivateTmp = true;
       };
 
     systemd.services.cups-browsed = mkIf avahiEnabled
diff --git a/nixos/tests/printing.nix b/nixos/tests/printing.nix
index 989008830613..2d3ecaf94cfa 100644
--- a/nixos/tests/printing.nix
+++ b/nixos/tests/printing.nix
@@ -39,9 +39,7 @@ import ./make-test.nix ({pkgs, ... }: {
       $client->waitForUnit("cups.service");
       $client->sleep(10); # wait until cups is fully initialized
       $client->succeed("lpstat -r") =~ /scheduler is running/ or die;
-      # Test that UNIX socket is used for connections.
-      $client->succeed("lpstat -H") =~ "/var/run/cups/cups.sock" or die;
-      # Test that HTTP server is available too.
+      $client->succeed("lpstat -H") =~ "localhost:631" or die;
       $client->succeed("curl --fail http://localhost:631/");
       $client->succeed("curl --fail http://server:631/");
       $server->fail("curl --fail --connect-timeout 2  http://client:631/");