diff --git a/landgen.cpp b/landgen.cpp
index bad025bd..8bfa2b4a 100644
--- a/landgen.cpp
+++ b/landgen.cpp
@@ -443,7 +443,8 @@ void giantLandSwitch(cell *c, int d, cell *from) {
           int gs = getHemisphere(c, 0);
           if(gp::on) {
             v = 6;
-            forCellEx(c2, c) if(getHemisphere(c2, 0) != gs)
+            if(gs == 0) v = 24;
+            forCellEx(c2, c) if(getHemisphere(c2, 0) * gs < 0)
               v = 24;
             }
           else if(gs == -3 || gs == -1 || gs == 1 || gs == 3)
diff --git a/landlock.cpp b/landlock.cpp
index 43102816..9a03d204 100644
--- a/landlock.cpp
+++ b/landlock.cpp
@@ -1166,14 +1166,6 @@ int isLandValid(eLand l) {
     return 0;
     }
   
-  // needs standard/Euclidean (needs vineyard pattern)
-  if(l == laWineyard && !stdeuc)
-    return 0;
-
-  // ... fake wineyard pattern
-  if(l == laWineyard && gp::on)
-    return 1;
-  
   // works in most spheres, Zebra quotient, and stdeuc
   if(l == laWhirlwind) {
     if(!(stdeuc || quotient == 1 || (S7 == 4 && !nonbitrunc) || (bigsphere && nonbitrunc && !elliptic)))