diff --git a/Source/Details/_ASDisplayViewAccessiblity.mm b/Source/Details/_ASDisplayViewAccessiblity.mm
index abac3f7c..41990113 100644
--- a/Source/Details/_ASDisplayViewAccessiblity.mm
+++ b/Source/Details/_ASDisplayViewAccessiblity.mm
@@ -84,7 +84,7 @@ static void SortAccessibilityElements(NSMutableArray *elements)
   accessibilityElement.accessibilityHint = node.accessibilityHint;
   accessibilityElement.accessibilityValue = node.accessibilityValue;
   accessibilityElement.accessibilityTraits = node.accessibilityTraits;
-  if (AS_AT_LEAST_IOS11) {
+  if (@available(iOS 11, *)) {
     [accessibilityElement setValue:node.accessibilityAttributedLabel forKey:@"accessibilityAttributedLabel"];
     [accessibilityElement setValue:node.accessibilityAttributedHint forKey:@"accessibilityAttributedHint"];
     [accessibilityElement setValue:node.accessibilityAttributedValue forKey:@"accessibilityAttributedValue"];
diff --git a/Source/Private/_ASPendingState.mm b/Source/Private/_ASPendingState.mm
index cabeab03..6ac80633 100644
--- a/Source/Private/_ASPendingState.mm
+++ b/Source/Private/_ASPendingState.mm
@@ -1215,7 +1215,7 @@ static BOOL defaultAllowsEdgeAntialiasing = NO;
   pendingState.accessibilityLabel = view.accessibilityLabel;
   pendingState.accessibilityHint = view.accessibilityHint;
   pendingState.accessibilityValue = view.accessibilityValue;
-  if (AS_AT_LEAST_IOS11) {
+  if (@available(iOS 11, *)) {
     pendingState.accessibilityAttributedLabel = [view valueForKey: @"accessibilityAttributedLabel"];
     pendingState.accessibilityAttributedHint = [view valueForKey: @"accessibilityAttributedHint"];
     pendingState.accessibilityAttributedValue = [view valueForKey: @"accessibilityAttributedValue"];