diff --git a/src/sprite.rs b/src/sprite.rs
index a72d476..2e51445 100644
--- a/src/sprite.rs
+++ b/src/sprite.rs
@@ -84,7 +84,11 @@ impl Sprite {
                     return Err(SpriteMissingRoomPosition);
                 }
 
-                position = Some(Position::from_str(room_position[1]).unwrap());
+                if let Ok(pos) = Position::from_str(room_position[1]) {
+                    position = Some(pos);
+                } else {
+                    return Err(SpriteMissingRoomPosition);
+                }
             } else if last_line.starts_with("COL") {
                 colour_id = Some(last_line.replace("COL ", "").parse().unwrap());
             } else if last_line.starts_with("ITM") {