diff --git a/libraries/networking/src/udt/PacketHeaders.cpp b/libraries/networking/src/udt/PacketHeaders.cpp
index 4e6418279d..5f86c35e7f 100644
--- a/libraries/networking/src/udt/PacketHeaders.cpp
+++ b/libraries/networking/src/udt/PacketHeaders.cpp
@@ -38,6 +38,8 @@ const QSet<PacketType> RELIABLE_PACKETS = QSet<PacketType>();
 
 PacketVersion versionForPacketType(PacketType packetType) {
     switch (packetType) {
+        case PacketType::DomainList:
+            return 18;
         case PacketType::EntityAdd:
         case PacketType::EntityEdit:
         case PacketType::EntityData: