diff --git a/graph.PNG b/graph.PNG
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diff --git a/graph.svg b/graph.svg
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diff --git a/readme.md b/readme.md
index a6bca72..3a52034 100644
--- a/readme.md
+++ b/readme.md
@@ -37,5 +37,5 @@ Since customer also includes data, i don't have to include it again.
 Last example:
 
 
-![header includes](graph.svg)
+![header includes](graph.png)