diff --git a/shared/1systems/test-centos7.nix b/shared/1systems/test-centos7.nix
index 51e99600c..077a5d61b 100644
--- a/shared/1systems/test-centos7.nix
+++ b/shared/1systems/test-centos7.nix
@@ -3,29 +3,13 @@
 let
   inherit (lib) head;
 
-  ip = "168.235.145.85";
-  gw = "168.235.145.1";
 in {
   imports = [
     ../2configs/base.nix
     ../2configs/os-templates/CAC-CentOS-7-64bit.nix
-    {
-      networking.interfaces.enp2s1.ip4 = [
-        {
-          address = ip;
-          prefixLength = 24;
-        }
-      ];
-      networking.defaultGateway = gw;
-      networking.nameservers = [
-        "8.8.8.8"
-      ];
-
-    }
-    {
-      sound.enable = false;
-    }
+    ../2configs/os-templates/temp-networking.nix
   ];
 
+  sound.enable = false;
   krebs.build.host = config.krebs.hosts.test-centos7;
 }