diff --git a/Sources/SheetController/SheetContainerViewController.swift b/Sources/SheetController/SheetContainerViewController.swift
index b771ea5..88509b0 100644
--- a/Sources/SheetController/SheetContainerViewController.swift
+++ b/Sources/SheetController/SheetContainerViewController.swift
@@ -136,7 +136,7 @@ open class SheetContainerViewController: UIViewController {
         let velocity = recognizer.velocity(in: scrollView)
 
         let topContentOffset: CGFloat = delegate?.sheetContainer(self, topContentOffsetForScrollView: scrollView) ?? 0
-        let shouldMoveSheetDown = scrollView.contentOffset.y <= topContentOffset && velocity.y > 0 // scrolled to top and dragging down
+        let shouldMoveSheetDown = scrollView.contentOffset.y <= -topContentOffset && velocity.y > 0 // scrolled to top and dragging down
         let shouldMoveSheetUp = topConstraint.constant > topDetent.offset && velocity.y < 0 // not fully expanded and dragging up
 
         let shouldMoveSheet = shouldMoveSheetDown || shouldMoveSheetUp