diff --git a/nixos/roles/vmNetwork.nix b/nixos/roles/vmNetwork.nix
index c17db14..b0f78ec 100644
--- a/nixos/roles/vmNetwork.nix
+++ b/nixos/roles/vmNetwork.nix
@@ -22,7 +22,7 @@
     then {"127.0.0.1" = lists.filter (x: x != myhostName) hosts;}
     else {${ip} = hosts;})
   globalhosts;
-  myIp = assert assertMsg hostmap ? ${myhostName}.ipv4 "${myhostName} has no ip configured in nixos/roles/hostmap.nix"; hostmap.${myhostName}.ipv4;
+  myIp = assert (assertMsg (hostmap ? ${myhostName}.ipv4) "${myhostName} has no ip configured in nixos/roles/hostmap.nix"); hostmap.${myhostName}.ipv4;
 in {
   imports = [
     ../modules/vmNetwork.nix