diff --git a/mapeditor.cpp b/mapeditor.cpp
index 3743cca2..936bf7ae 100644
--- a/mapeditor.cpp
+++ b/mapeditor.cpp
@@ -166,6 +166,10 @@ namespace mapstream {
       }
     if(binarytiling && VERNUM_HEX >= 0xA80C) 
       f.write(vid.binary_width);
+    if(euclid && !penrose && !archimedean) {
+      f.write(euclid3::T0);
+      f.write(euclid3::twisted);
+      }
     }
   
   void load_geometry(fhstream& f) {
@@ -247,6 +251,10 @@ namespace mapstream {
       }
     if(binarytiling && VERNUM_HEX >= 0xA80C) 
       f.read(vid.binary_width);
+    if(euclid && !penrose && !archimedean && VERNUM_HEX >= 0xA80D) {
+      f.read(euclid3::T0);
+      f.read(euclid3::twisted);
+      }
     }
   
   void save_only_map(fhstream& f) {