diff --git a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/levels/rooms/standard/CavesFissureRoom.java b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/levels/rooms/standard/CavesFissureRoom.java
index e14a75b17..9bdfa360c 100644
--- a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/levels/rooms/standard/CavesFissureRoom.java
+++ b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/levels/rooms/standard/CavesFissureRoom.java
@@ -121,6 +121,7 @@ public class CavesFissureRoom extends StandardRoom {
 
 			//just become an empty room if we can't make at least 2 lines
 			if (lineAngles.size() < 2) {
+				PathFinder.setMapSize(level.width(), level.height());
 				return;
 			}