diff --git a/Nodify/Connections/BaseConnection.cs b/Nodify/Connections/BaseConnection.cs
index 109a4df5..bea62a5a 100644
--- a/Nodify/Connections/BaseConnection.cs
+++ b/Nodify/Connections/BaseConnection.cs
@@ -1015,7 +1015,9 @@ protected override void OnRender(DrawingContext drawingContext)
                 if (drawPen != null)
                 {
                     var widenPen = new Pen(null, _baseConnection.StrokeThickness + drawPen.Thickness + _baseConnection.FocusVisualPadding * 2d);
-                    drawingContext.DrawGeometry(null, drawPen, _baseConnection.DefiningGeometry.GetWidenedPathGeometry(widenPen));
+                    var geometry = _baseConnection.DefiningGeometry;
+                    var expandedGeometry = Geometry.Combine(geometry, geometry.GetWidenedPathGeometry(widenPen), GeometryCombineMode.Union, Transform.Identity);
+                    drawingContext.DrawGeometry(null, drawPen, expandedGeometry.GetOutlinedPathGeometry());
                 }
             }
         }