diff --git a/AsyncDisplayKit/ASTextNode.mm b/AsyncDisplayKit/ASTextNode.mm
index 317ce2a2fd..7910f6df82 100644
--- a/AsyncDisplayKit/ASTextNode.mm
+++ b/AsyncDisplayKit/ASTextNode.mm
@@ -1163,7 +1163,7 @@ static NSAttributedString *DefaultTruncationAttributedString()
   ASDN::MutexLocker l(__instanceLock__);
   
   ASTextKitRenderer *renderer = [self _renderer];
-  return renderer.firstVisibleRange.length < _attributedText.length;
+  return renderer.isTruncated;
 }
 
 - (void)setPointSizeScaleFactors:(NSArray *)pointSizeScaleFactors
diff --git a/AsyncDisplayKit/TextKit/ASTextKitRenderer.h b/AsyncDisplayKit/TextKit/ASTextKitRenderer.h
index d34ce0e1c5..c7cbed14c4 100755
--- a/AsyncDisplayKit/TextKit/ASTextKitRenderer.h
+++ b/AsyncDisplayKit/TextKit/ASTextKitRenderer.h
@@ -85,6 +85,11 @@
  */
 - (NSUInteger)lineCount;
 
+/**
+ Whether or not the text is truncated.
+ */
+- (BOOL)isTruncated;
+
 @end
 
 @interface ASTextKitRenderer (ASTextKitRendererConvenience)
diff --git a/AsyncDisplayKit/TextKit/ASTextKitRenderer.mm b/AsyncDisplayKit/TextKit/ASTextKitRenderer.mm
index 1967b98264..dee17dbf7a 100755
--- a/AsyncDisplayKit/TextKit/ASTextKitRenderer.mm
+++ b/AsyncDisplayKit/TextKit/ASTextKitRenderer.mm
@@ -261,6 +261,18 @@ static NSCharacterSet *_defaultAvoidTruncationCharacterSet()
   return lineCount;
 }
 
+- (BOOL)isTruncated
+{
+  if (self.canUseFastPath) {
+    CGRect boundedRect = [_attributes.attributedString boundingRectWithSize:CGSizeMake(_constrainedSize.width, CGFLOAT_MAX)
+                                                                    options:NSStringDrawingUsesLineFragmentOrigin | NSStringDrawingTruncatesLastVisibleLine
+                                                                    context:nil];
+    return boundedRect.size.height > _constrainedSize.height;
+  } else {
+    return self.firstVisibleRange.length < _attributes.attributedString.length;
+  }
+}
+
 - (std::vector<NSRange>)visibleRanges
 {
   return _truncater.visibleRanges;