diff --git a/RFQuiltLayout/RFQuiltLayout.m b/RFQuiltLayout/RFQuiltLayout.m
index 3b44102..79a54e4 100644
--- a/RFQuiltLayout/RFQuiltLayout.m
+++ b/RFQuiltLayout/RFQuiltLayout.m
@@ -103,7 +103,7 @@ - (UICollectionViewLayoutAttributes *)layoutAttributesForItemAtIndexPath:(NSInde
     
     
     CGRect frame = [self frameForIndexPath:indexPath];
-    UICollectionViewLayoutAttributes* attributes = [UICollectionViewLayoutAttributes layoutAttributesForCellWithIndexPath:indexPath];
+    UICollectionViewLayoutAttributes* attributes = [self.class.layoutAttributesClass layoutAttributesForCellWithIndexPath:indexPath];
     attributes.frame = UIEdgeInsetsInsetRect(frame, insets);
     return attributes;
 }