diff --git a/src/Server.js b/src/Server.js
index 6143ef730..d73b82ed2 100644
--- a/src/Server.js
+++ b/src/Server.js
@@ -177,7 +177,7 @@ function initForeignServers() {
 
         AddToAllServers(server);
         if (metadata.networkLayer !== undefined) {
-            networkLayers[metadata.networkLayer - 1].push(server);
+            networkLayers[toNumber(metadata.networkLayer) - 1].push(server);
         }
     }
 
diff --git a/src/data/servers.ts b/src/data/servers.ts
index 9dcf1789e..ac0b88c75 100644
--- a/src/data/servers.ts
+++ b/src/data/servers.ts
@@ -54,7 +54,7 @@ interface IServerMetadata {
      * This value is between 1 and 15.
      * If this is not populated, @specialName should be.
      */
-    networkLayer?: number;
+    networkLayer?: number | IMinMaxRange;
 
     /**
      * The number of ports that must be opened before the player can execute NUKE.