diff --git a/AsyncDisplayKit/ASCellNode.h b/AsyncDisplayKit/ASCellNode.h
index 04c0b71ef6..4877824d29 100644
--- a/AsyncDisplayKit/ASCellNode.h
+++ b/AsyncDisplayKit/ASCellNode.h
@@ -78,10 +78,10 @@ typedef NSUInteger ASCellNodeAnimation;
  * ASCellNode must forward touch events in order for UITableView and UICollectionView tap handling to work. Overriding
  * these methods (e.g. for highlighting) requires the super method be called.
  */
-- (void)touchesBegan:(NSSet *)touches withEvent:(nullable UIEvent *)event ASDISPLAYNODE_REQUIRES_SUPER;
-- (void)touchesMoved:(NSSet *)touches withEvent:(nullable UIEvent *)event ASDISPLAYNODE_REQUIRES_SUPER;
-- (void)touchesEnded:(NSSet *)touches withEvent:(nullable UIEvent *)event ASDISPLAYNODE_REQUIRES_SUPER;
-- (void)touchesCancelled:(NSSet *)touches withEvent:(nullable UIEvent *)event ASDISPLAYNODE_REQUIRES_SUPER;
+- (void)touchesBegan:(NSSet<UITouch *> *)touches withEvent:(nullable UIEvent *)event ASDISPLAYNODE_REQUIRES_SUPER;
+- (void)touchesMoved:(NSSet<UITouch *> *)touches withEvent:(nullable UIEvent *)event ASDISPLAYNODE_REQUIRES_SUPER;
+- (void)touchesEnded:(NSSet<UITouch *> *)touches withEvent:(nullable UIEvent *)event ASDISPLAYNODE_REQUIRES_SUPER;
+- (void)touchesCancelled:(NSSet<UITouch *> *)touches withEvent:(nullable UIEvent *)event ASDISPLAYNODE_REQUIRES_SUPER;
 
 /**
  * Marks the node as needing layout. Convenience for use whether the view / layer is loaded or not.
diff --git a/AsyncDisplayKit/ASDisplayNode+Subclasses.h b/AsyncDisplayKit/ASDisplayNode+Subclasses.h
index b1b2ac10c8..0a8e4be590 100644
--- a/AsyncDisplayKit/ASDisplayNode+Subclasses.h
+++ b/AsyncDisplayKit/ASDisplayNode+Subclasses.h
@@ -307,7 +307,7 @@ NS_ASSUME_NONNULL_BEGIN
  * @param touches A set of UITouch instances.
  * @param event A UIEvent associated with the touch.
  */
-- (void)touchesBegan:(NSSet *)touches withEvent:(nullable UIEvent *)event;
+- (void)touchesBegan:(NSSet<UITouch *> *)touches withEvent:(nullable UIEvent *)event;
 
 /**
  * @abstract Tells the node when touches moved in its view.
@@ -315,7 +315,7 @@ NS_ASSUME_NONNULL_BEGIN
  * @param touches A set of UITouch instances.
  * @param event A UIEvent associated with the touch.
  */
-- (void)touchesMoved:(NSSet *)touches withEvent:(nullable UIEvent *)event;
+- (void)touchesMoved:(NSSet<UITouch *> *)touches withEvent:(nullable UIEvent *)event;
 
 /**
  * @abstract Tells the node when touches ended in its view.
@@ -323,7 +323,7 @@ NS_ASSUME_NONNULL_BEGIN
  * @param touches A set of UITouch instances.
  * @param event A UIEvent associated with the touch.
  */
-- (void)touchesEnded:(NSSet *)touches withEvent:(nullable UIEvent *)event;
+- (void)touchesEnded:(NSSet<UITouch *> *)touches withEvent:(nullable UIEvent *)event;
 
 /**
  * @abstract Tells the node when touches was cancelled in its view.
@@ -331,7 +331,7 @@ NS_ASSUME_NONNULL_BEGIN
  * @param touches A set of UITouch instances.
  * @param event A UIEvent associated with the touch.
  */
-- (void)touchesCancelled:(NSSet *)touches withEvent:(nullable UIEvent *)event;
+- (void)touchesCancelled:(NSSet<UITouch *> *)touches withEvent:(nullable UIEvent *)event;
 
 
 /** @name Managing Gesture Recognizers */