diff --git a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/actors/mobs/Mob.java b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/actors/mobs/Mob.java
index df5534e72..06fdce930 100644
--- a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/actors/mobs/Mob.java
+++ b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/actors/mobs/Mob.java
@@ -633,7 +633,7 @@ public abstract class Mob extends Char {
 			if (properties.contains(Property.BOSS)) rolls = 15;
 			else if (properties.contains(Property.MINIBOSS)) rolls = 5;
 			ArrayList<Item> bonus = RingOfWealth.tryForBonusDrop(Dungeon.hero, rolls);
-			if (!bonus.isEmpty()) {
+			if (bonus != null && !bonus.isEmpty()) {
 				for (Item b : bonus) Dungeon.level.drop(b, pos).sprite.drop();
 				if (RingOfWealth.latestDropWasRare){
 					new Flare(8, 48).color(0xAA00FF, true).show(sprite, 2f);
diff --git a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/items/Heap.java b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/items/Heap.java
index cdf44f906..e5c4eea2a 100644
--- a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/items/Heap.java
+++ b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/items/Heap.java
@@ -141,7 +141,7 @@ public class Heap implements Bundlable {
 		if (type != Type.MIMIC) {
 			type = Type.HEAP;
 			ArrayList<Item> bonus = RingOfWealth.tryForBonusDrop(hero, 1);
-			if (!bonus.isEmpty()) {
+			if (bonus != null && !bonus.isEmpty()) {
 				items.addAll(0, bonus);
 				if (RingOfWealth.latestDropWasRare){
 					new Flare(8, 48).color(0xAA00FF, true).show(sprite, 2f);