diff --git a/src/simulation/elements/FIRE.cpp b/src/simulation/elements/FIRE.cpp
index 074f2b7e7..8ff5fd6a3 100644
--- a/src/simulation/elements/FIRE.cpp
+++ b/src/simulation/elements/FIRE.cpp
@@ -241,10 +241,10 @@ int Element_FIRE_update(UPDATE_FUNC_ARGS)
 							}
 						}
 
-						if (parts[ID(r)].ctype == PT_GOLD && parts[i].tmp == 0 && pres >= 50 && RNG::Ref().chance(1, 10000)) // Produce GOLD veins/clusters
+						if (parts[ID(r)].ctype == PT_GOLD && parts[ID(r)].tmp == 0 && pres >= 50 && RNG::Ref().chance(1, 10000)) // Produce GOLD veins/clusters
 						{
 							parts[i].ctype = PT_GOLD;
-							if (rx) // Trend veins vertical
+							if (rx > 1 || rx < -1) // Trend veins vertical
 								parts[i].tmp = 1;
 						}
 					}