diff --git a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/levels/traps/GuardianTrap.java b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/levels/traps/GuardianTrap.java
index b2c8c6f65..56d0500ec 100644
--- a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/levels/traps/GuardianTrap.java
+++ b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/levels/traps/GuardianTrap.java
@@ -58,8 +58,10 @@ public class GuardianTrap extends Trap {
 			Guardian guardian = new Guardian();
 			guardian.state = guardian.WANDERING;
 			guardian.pos = Dungeon.level.randomRespawnCell( guardian );
-			GameScene.add(guardian);
-			guardian.beckon(Dungeon.hero.pos );
+			if (guardian.pos != -1) {
+				GameScene.add(guardian);
+				guardian.beckon(Dungeon.hero.pos);
+			}
 		}
 
 	}