diff --git a/pattern2.cpp b/pattern2.cpp
index a3faed57..cf68f6ac 100644
--- a/pattern2.cpp
+++ b/pattern2.cpp
@@ -1297,7 +1297,7 @@ bool pseudohept(cell *c) {
   #endif
   #if MAXMDIM == 4
   if(DIM == 3) {
-    if(quotient) return false;
+    if(geometry == gField435) return false;
     else if(euclid) return euclid3::pseudohept(c);
     else return reg3::pseudohept(c);
     }
diff --git a/reg3.cpp b/reg3.cpp
index 8e72e906..44bdb179 100644
--- a/reg3.cpp
+++ b/reg3.cpp
@@ -827,6 +827,8 @@ bool pseudohept(cell *c) {
   // chessboard pattern in 534
   if(geometry == gSpace534) 
     return c->master->distance & 1;
+  if(geometry == gField534) 
+    return hr::celldistance(c, currentmap->gamestart()) & 1;
   if(hyperbolic) {
     heptagon *h = m->reg_gmatrix[c->master].first;
     return (h->zebraval == 1) && (h->distance & 1);