diff --git a/UICollectionViewRightAlignedLayout/UICollectionViewRightAlignedLayout.m b/UICollectionViewRightAlignedLayout/UICollectionViewRightAlignedLayout.m
index fa3e481..5c872d8 100644
--- a/UICollectionViewRightAlignedLayout/UICollectionViewRightAlignedLayout.m
+++ b/UICollectionViewRightAlignedLayout/UICollectionViewRightAlignedLayout.m
@@ -21,16 +21,16 @@
 
 @interface UICollectionViewLayoutAttributes (RightAligned)
 
-- (void)rightAlignFrameOnWidth:(CGFloat)width;
+- (void)rightAlignFrameOnWidth:(CGFloat)width withSectionInset:(UIEdgeInsets)sectionInset;
 
 @end
 
 @implementation UICollectionViewLayoutAttributes (RightAligned)
 
-- (void)rightAlignFrameOnWidth:(CGFloat)width
+- (void)rightAlignFrameOnWidth:(CGFloat)width withSectionInset:(UIEdgeInsets)sectionInset
 {
     CGRect frame = self.frame;
-    frame.origin.x = width - frame.size.width;
+    frame.origin.x = width - frame.size.width - sectionInset.right;
     self.frame = frame;
 }
 
@@ -59,12 +59,12 @@ - (UICollectionViewLayoutAttributes *)layoutAttributesForItemAtIndexPath:(NSInde
     UICollectionViewLayoutAttributes* currentItemAttributes = [[super layoutAttributesForItemAtIndexPath:indexPath] copy];
 
     BOOL isFirstItemInSection = indexPath.item == 0;
-
+    
     if (isFirstItemInSection) {
-        [currentItemAttributes rightAlignFrameOnWidth:self.collectionView.frame.size.width];
+        [currentItemAttributes rightAlignFrameOnWidth:self.collectionView.frame.size.width withSectionInset:self.sectionInset];
         return currentItemAttributes;
     }
-
+    
     NSIndexPath* previousIndexPath = [NSIndexPath indexPathForItem:indexPath.item-1 inSection:indexPath.section];
     CGRect previousFrame = [self layoutAttributesForItemAtIndexPath:previousIndexPath].frame;
     CGRect currentFrame = currentItemAttributes.frame;
@@ -75,12 +75,12 @@ - (UICollectionViewLayoutAttributes *)layoutAttributesForItemAtIndexPath:(NSInde
     // if the current frame, once left aligned to the left and stretched to the full collection view
     // widht intersects the previous frame then they are on the same line
     BOOL isFirstItemInRow = !CGRectIntersectsRect(previousFrame, strecthedCurrentFrame);
-
+    
     if (isFirstItemInRow) {
-        [currentItemAttributes rightAlignFrameOnWidth:self.collectionView.frame.size.width];
+        [currentItemAttributes rightAlignFrameOnWidth:self.collectionView.frame.size.width withSectionInset:self.sectionInset];
         return currentItemAttributes;
     }
-
+    
     CGFloat previousFrameLeftPoint = previousFrame.origin.x;
     CGRect frame = currentItemAttributes.frame;
     CGFloat minimumInteritemSpacing = [self evaluatedMinimumInteritemSpacingForItemAtIndex:indexPath.row];
@@ -93,7 +93,7 @@ - (CGFloat)evaluatedMinimumInteritemSpacingForItemAtIndex:(NSInteger)index
 {
     if ([self.collectionView.delegate respondsToSelector:@selector(collectionView:layout:minimumInteritemSpacingForSectionAtIndex:)]) {
         id<UICollectionViewDelegateRightAlignedLayout> delegate = (id<UICollectionViewDelegateRightAlignedLayout>)self.collectionView.delegate;
-
+        
         return [delegate collectionView:self.collectionView layout:self minimumInteritemSpacingForSectionAtIndex:index];
     } else {
         return self.minimumInteritemSpacing;