diff --git a/docs/02-modern-cpu.md b/docs/02-modern-cpu.md
index dcfa1c8..f118b8e 100644
--- a/docs/02-modern-cpu.md
+++ b/docs/02-modern-cpu.md
@@ -206,7 +206,7 @@ less than one
 
 <div class=column>
 <!-- Image copyright CSC, see LICENSE -->
-![](img/cache-coherency.png){.center width=50%}
+![](img/cache-coherency.svg){.center width=50%}
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 # NUMA architectures