diff --git a/Sources/Mew/Protocols/CellProtocol.swift b/Sources/Mew/Protocols/CellProtocol.swift
index 64ed7b8..d8352db 100644
--- a/Sources/Mew/Protocols/CellProtocol.swift
+++ b/Sources/Mew/Protocols/CellProtocol.swift
@@ -86,10 +86,10 @@ public enum SizeConstraint: Equatable {
             let direction = (layout as? UICollectionViewFlowLayout)?.scrollDirection
             let inset = (layout as? UICollectionViewFlowLayout)?.sectionInset ?? UIEdgeInsets.zero
             var result: Calculated = (nil, nil)
-            if direction != UICollectionViewScrollDirection.vertical {
+            if direction != UICollectionView.ScrollDirection.vertical {
                 result.height = frame.height - inset.top - inset.bottom
             }
-            if direction != UICollectionViewScrollDirection.horizontal {
+            if direction != UICollectionView.ScrollDirection.horizontal {
                 result.width = frame.width - inset.left - inset.right
             }
             return result
diff --git a/Sources/Mew/Utils/BackwardCompatibility.swift b/Sources/Mew/Utils/BackwardCompatibility.swift
index 71a824e..5643d80 100644
--- a/Sources/Mew/Utils/BackwardCompatibility.swift
+++ b/Sources/Mew/Utils/BackwardCompatibility.swift
@@ -37,6 +37,8 @@ extension UICollectionView {
     static var elementKindSectionFooter: String {
         return UICollectionElementKindSectionFooter
     }
+
+    typealias ScrollDirection = UICollectionViewScrollDirection
 }
 
 #endif