diff --git a/README.md b/README.md
index 248c3ba..fb90639 100644
--- a/README.md
+++ b/README.md
@@ -8,13 +8,13 @@ Vertex shader that morphs geometry into primitive shapes.
 
 To morph into a sphere the vertices are expanded.
 <p align="center">
-  <img align="center" src="sphere_morph.png"><br>
+  <img align="center" src="sphere_morph_shadergraph.jpg"><br>
 </p>
 
 To morph into a cube the vertices are expanded and clamped to fit the cube dimensions.
 <p align="center">
-  <img align="center" src="cube_morph.png"><br>
+  <img align="center" src="cube_morph_shadergraph.jpg"><br>
 </p>
 
 References.
-> [Graphic Shaders, Chapter 16](http://web.engr.oregonstate.edu/~mjb/cgeducation/ShadersBookSecond/)
+> [Graphic Shaders, Chapter 16](http://web.engr.oregonstate.edu/~mjb/cgeducation/ShadersBookSecond/)
\ No newline at end of file
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