diff --git a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/actors/mobs/DM200.java b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/actors/mobs/DM200.java
index cb09baa0f..288a17bc9 100644
--- a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/actors/mobs/DM200.java
+++ b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/actors/mobs/DM200.java
@@ -145,7 +145,7 @@ public class DM200 extends Mob {
 
 				int oldPos = pos;
 
-				if (ventCooldown <= 0 && Random.Int(100/distance(enemy)) == 0){
+				if (ventCooldown <= 0 && distance(enemy) >= 1 && Random.Int(100/distance(enemy)) == 0){
 					if (sprite != null && (sprite.visible || enemy.sprite.visible)) {
 						sprite.zap( enemy.pos );
 						return false;