diff --git a/AsyncDisplayKit.xcodeproj/project.pbxproj b/AsyncDisplayKit.xcodeproj/project.pbxproj
index 674a1210f6..2d9f279763 100644
--- a/AsyncDisplayKit.xcodeproj/project.pbxproj
+++ b/AsyncDisplayKit.xcodeproj/project.pbxproj
@@ -566,7 +566,7 @@
 		054963481A1EA066000F8E56 /* ASBasicImageDownloader.mm */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.objcpp; path = ASBasicImageDownloader.mm; sourceTree = "<group>"; };
 		055B9FA61A1C154B00035D6D /* ASNetworkImageNode.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = ASNetworkImageNode.h; sourceTree = "<group>"; };
 		055B9FA71A1C154B00035D6D /* ASNetworkImageNode.mm */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.objcpp; path = ASNetworkImageNode.mm; sourceTree = "<group>"; };
-		055F1A3219ABD3E3004DAFF1 /* ASTableView.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; lineEnding = 0; path = ASTableView.h; sourceTree = "<group>"; xcLanguageSpecificationIdentifier = xcode.lang.objcpp; };
+		055F1A3219ABD3E3004DAFF1 /* ASTableView.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; lineEnding = 0; path = ASTableView.h; sourceTree = "<group>"; };
 		055F1A3319ABD3E3004DAFF1 /* ASTableView.mm */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.objcpp; lineEnding = 0; path = ASTableView.mm; sourceTree = "<group>"; };
 		055F1A3619ABD413004DAFF1 /* ASRangeController.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = ASRangeController.h; sourceTree = "<group>"; };
 		055F1A3719ABD413004DAFF1 /* ASRangeController.mm */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.objcpp; path = ASRangeController.mm; sourceTree = "<group>"; };
diff --git a/AsyncDisplayKit/ASCollectionView.h b/AsyncDisplayKit/ASCollectionView.h
index 0bc7959a95..9619939bd7 100644
--- a/AsyncDisplayKit/ASCollectionView.h
+++ b/AsyncDisplayKit/ASCollectionView.h
@@ -482,17 +482,15 @@ NS_ASSUME_NONNULL_BEGIN
 @optional
 
 /**
- * Passthrough support to UICollectionViewDelegateFlowLayout sectionInset behavior.
- *
- * @param collectionView The sender.
- * @param collectionViewLayout The layout object requesting the information.
- * @param section The index number of the section whose insets are needed.
- *
- * @discussion The same rules apply as the UICollectionView implementation, but this can also be used without a UICollectionViewFlowLayout.
- * https://developer.apple.com/library/ios/documentation/UIKit/Reference/UICollectionViewDelegateFlowLayout_protocol/index.html#//apple_ref/occ/intfm/UICollectionViewDelegateFlowLayout/collectionView:layout:insetForSectionAtIndex:
- *
+ * @discussion This method is deprecated and does nothing from 1.9.7 and up
+ * Previously it applies the section inset to every cells within the corresponding section.
+ * The expected behavior is to apply the section inset to the whole section rather than
+ * shrinking each cell individually.
+ * If you want this behavior, you can integrate your insets calculation into
+ * `constrainedSizeForNodeAtIndexPath`
+ * please file a github issue if you would like this to be restored.
  */
-- (UIEdgeInsets)collectionView:(ASCollectionView *)collectionView layout:(UICollectionViewLayout *)collectionViewLayout insetForSectionAtIndex:(NSInteger)section;
+- (UIEdgeInsets)collectionView:(ASCollectionView *)collectionView layout:(UICollectionViewLayout *)collectionViewLayout insetForSectionAtIndex:(NSInteger)section __deprecated_msg("This method does nothing for 1.9.7+ due to incorrect implementation previously, see the header file for more information.");
 
 /**
  * Asks the delegate for the size of the header in the specified section.
diff --git a/AsyncDisplayKit/ASCollectionView.mm b/AsyncDisplayKit/ASCollectionView.mm
index 27f2026335..1cbbd6983b 100644
--- a/AsyncDisplayKit/ASCollectionView.mm
+++ b/AsyncDisplayKit/ASCollectionView.mm
@@ -75,9 +75,7 @@ static NSString * const kCellReuseIdentifier = @"_ASCollectionViewCell";
   NSMutableArray *_batchUpdateBlocks;
   
   BOOL _asyncDataFetchingEnabled;
-  BOOL _asyncDelegateImplementsInsetSection;
   BOOL _asyncDelegateImplementsScrollviewDidScroll;
-  BOOL _collectionViewLayoutImplementsInsetSection;
   BOOL _asyncDataSourceImplementsConstrainedSizeForNode;
   BOOL _asyncDataSourceImplementsNodeBlockForItemAtIndexPath;
   BOOL _queuedNodeSizeUpdate;
@@ -192,8 +190,6 @@ static NSString * const kCellReuseIdentifier = @"_ASCollectionViewCell";
   
   _superIsPendingDataLoad = YES;
   
-  _collectionViewLayoutImplementsInsetSection = [layout respondsToSelector:@selector(sectionInset)];
-  
   _maxSizeForNodesConstrainedSize = self.bounds.size;
   // If the initial size is 0, expect a size change very soon which is part of the initial configuration
   // and should not trigger a relayout.
@@ -336,12 +332,10 @@ static NSString * const kCellReuseIdentifier = @"_ASCollectionViewCell";
   if (asyncDelegate == nil) {
     _asyncDelegate = nil;
     _proxyDelegate = _isDeallocating ? nil : [[ASCollectionViewProxy alloc] initWithTarget:nil interceptor:self];
-    _asyncDelegateImplementsInsetSection = NO;
     _asyncDelegateImplementsScrollviewDidScroll = NO;
   } else {
     _asyncDelegate = asyncDelegate;
     _proxyDelegate = [[ASCollectionViewProxy alloc] initWithTarget:_asyncDelegate interceptor:self];
-    _asyncDelegateImplementsInsetSection = ([_asyncDelegate respondsToSelector:@selector(collectionView:layout:insetForSectionAtIndex:)] ? 1 : 0);
     _asyncDelegateImplementsScrollviewDidScroll = ([_asyncDelegate respondsToSelector:@selector(scrollViewDidScroll:)] ? 1 : 0);
   }
 
@@ -792,15 +786,6 @@ static NSString * const kCellReuseIdentifier = @"_ASCollectionViewCell";
     constrainedSize = ASSizeRangeMake(CGSizeZero, maxSize);
   }
   
-  UIEdgeInsets sectionInset = UIEdgeInsetsZero;
-  if (_collectionViewLayoutImplementsInsetSection) {
-    sectionInset = [(UICollectionViewFlowLayout *)self.collectionViewLayout sectionInset];
-  }
-  
-  if (_asyncDelegateImplementsInsetSection) {
-    sectionInset = [(id<ASCollectionViewDelegateFlowLayout>)_asyncDelegate collectionView:self layout:self.collectionViewLayout insetForSectionAtIndex:indexPath.section];
-  }
-  
   return constrainedSize;
 }