diff --git a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/tiles/FogOfWar.java b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/tiles/FogOfWar.java
index d4f94b3b3..5c80cb2d6 100644
--- a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/tiles/FogOfWar.java
+++ b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/tiles/FogOfWar.java
@@ -242,7 +242,7 @@ public class FogOfWar extends Image {
 			}
 		}
 
-		if (updating.width() == mapWidth && updating.height() == mapWidth)
+		if (updating.width() == mapWidth && updating.height() == mapHeight)
 			fog.update();
 		else
 			fog.update(updating.top * PIX_PER_TILE, updating.bottom * PIX_PER_TILE);