diff --git a/Patro/GeometryEngine/Bezier.py b/Patro/GeometryEngine/Bezier.py
index bca5e850c9921a6d9d3349b448e305b6dc391bae..608fe691c0898fb7e90867900119beaa6f0d0d4b 100644
--- a/Patro/GeometryEngine/Bezier.py
+++ b/Patro/GeometryEngine/Bezier.py
@@ -411,7 +411,7 @@ class QuadraticBezier2D(BezierMixin2D, Primitive3P):
         p1 = (self._p0 + self._p1 * 2) / 3
         p2 = (self._p2 + self._p1 * 2) / 3
 
-        return CubicBezier2D(self._p0, p1, p2, self._p3)
+        return CubicBezier2D(self._p0, p1, p2, self._p2)
 
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