diff --git a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/actors/mobs/GnollTrickster.java b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/actors/mobs/GnollTrickster.java
index df07a028a..c18137331 100644
--- a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/actors/mobs/GnollTrickster.java
+++ b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/actors/mobs/GnollTrickster.java
@@ -105,7 +105,7 @@ public class GnollTrickster extends Gnoll {
 	@Override
 	public void aggro(Char ch) {
 		//cannot be aggroed to something it can't see
-		if (fieldOfView == null || fieldOfView[ch.pos]) {
+		if (ch == null || fieldOfView == null || fieldOfView[ch.pos]) {
 			super.aggro(ch);
 		}
 	}
diff --git a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/actors/mobs/Scorpio.java b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/actors/mobs/Scorpio.java
index e0bd8a232..f18c53bde 100644
--- a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/actors/mobs/Scorpio.java
+++ b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/actors/mobs/Scorpio.java
@@ -97,7 +97,7 @@ public class Scorpio extends Mob {
 	@Override
 	public void aggro(Char ch) {
 		//cannot be aggroed to something it can't see
-		if (fieldOfView == null || fieldOfView[ch.pos]) {
+		if (ch == null || fieldOfView == null || fieldOfView[ch.pos]) {
 			super.aggro(ch);
 		}
 	}