diff --git a/lib/structs.js b/lib/structs.js
index f5348a8..5bd2b6b 100644
--- a/lib/structs.js
+++ b/lib/structs.js
@@ -397,7 +397,8 @@ exports.net_addr = {
       buf.writeUInt32BE(opts.stream, 8);
       shift = 12;
     }
-    serviceFeatures.encode(opts.services).copy(buf, shift);
+    var services = opts.services || [serviceFeatures.NODE_NETWORK];
+    serviceFeatures.encode(services).copy(buf, shift);
     inet_pton(opts.host).copy(buf, shift + 8);
     buf.writeUInt16BE(opts.port, shift + 24);
     return buf;
diff --git a/test.js b/test.js
index 05c3658..cdbee40 100644
--- a/test.js
+++ b/test.js
@@ -201,7 +201,7 @@ describe("Common structures", function() {
       var time = new Date(1420490432000);
       expect(net_addr.encode({time: time, stream: 1, services: [serviceFeatures.NODE_NETWORK], host: "127.0.0.1", port: 8444}).toString("hex")).to.equal("0000000054aaf6c000000001000000000000000100000000000000000000ffff7f00000120fc");
       expect(net_addr.encode({short: true, services: [serviceFeatures.NODE_NETWORK], host: "127.0.0.1", port: 8444}).toString("hex")).to.equal("000000000000000100000000000000000000ffff7f00000120fc");
-      expect(net_addr.encode({short: true, services: [serviceFeatures.NODE_NETWORK], host: "::1", port: 65000}).toString("hex")).to.equal("000000000000000100000000000000000000000000000001fde8");
+      expect(net_addr.encode({short: true, host: "::1", port: 65000}).toString("hex")).to.equal("000000000000000100000000000000000000000000000001fde8");
     });
   });