diff --git a/QuestPDF/Elements/Stack.cs b/QuestPDF/Elements/Stack.cs
index 46d1968..48d7cd3 100644
--- a/QuestPDF/Elements/Stack.cs
+++ b/QuestPDF/Elements/Stack.cs
@@ -74,7 +74,7 @@ namespace QuestPDF.Elements
                 return;
 
             var firstHeight = firstSize?.Height ?? 0;
-            var spaceForSecond = new Size(availableSpace.Width, availableSpace.Height - firstHeight);
+            var spaceForSecond = new Size(availableSpace.Width, availableSpace.Height - firstHeight + Size.Epsilon);
             var secondMeasurement = Second?.Measure(spaceForSecond) as Size;
 
             if (secondMeasurement == null)