diff --git a/plugins/proto/RemoteFortressReader.proto b/plugins/proto/RemoteFortressReader.proto
index 4bfc26c8e..b6d9c5f36 100644
--- a/plugins/proto/RemoteFortressReader.proto
+++ b/plugins/proto/RemoteFortressReader.proto
@@ -360,6 +360,7 @@ message WorldMap
     optional int32 center_z = 19;
     optional int32 cur_year = 20;
     optional int32 cur_year_tick = 21;
+    optional WorldPoles world_poles = 22;
 }
 
 message RegionMaps