diff --git a/doomsday/libdeng2/include/de/libdeng2.h b/doomsday/libdeng2/include/de/libdeng2.h
index cc67877139..b25fdf96c8 100644
--- a/doomsday/libdeng2/include/de/libdeng2.h
+++ b/doomsday/libdeng2/include/de/libdeng2.h
@@ -404,7 +404,8 @@ enum FlagOp {
 enum ProtocolVersion {
     DENG2_PROTOCOL_1_9_10 = 0,
     DENG2_PROTOCOL_1_10_0 = 0,
-    DENG2_PROTOCOL_LATEST = DENG2_PROTOCOL_1_10_0
+    DENG2_PROTOCOL_1_11_0 = 0,
+    DENG2_PROTOCOL_LATEST = DENG2_PROTOCOL_1_11_0
 };
 
 //@{