diff --git a/mixmessages/mixmessages.proto b/mixmessages/mixmessages.proto
index 617b48c2dea3276f359310f0653e5d4f950bd73c..36968f21509b4a4b8de180685a5f5893a938e91d 100644
--- a/mixmessages/mixmessages.proto
+++ b/mixmessages/mixmessages.proto
@@ -339,7 +339,7 @@ message NDF{
 message NodeRegistration {
       bytes  Salt = 1;
     string ServerTlsCert = 2;
-      string ServerAddress    = 3;
+    string ServerAddress = 3;
       uint32 ServerPort       = 4; // Note: there is no uint16
       string GatewayTlsCert   = 5;
       string GatewayAddress   = 6;