diff --git a/README.md b/README.md
index ecc070cd..54cbc7e2 100644
--- a/README.md
+++ b/README.md
@@ -335,7 +335,7 @@ Refer to [ui/app/CONTRIBUTING.md](ui/app/CONTRIBUTING.md).
 
 ## Architecture
 
-![](https://raw.githubusercontent.com/prometheus/alertmanager/4e6695682acd2580773a904e4aa2e3b927ee27b7/doc/arch.jpg)
+![](doc/arch.svg)
 
 
 [travis]: https://travis-ci.org/prometheus/alertmanager
diff --git a/doc/arch.jpg b/doc/arch.jpg
deleted file mode 100644
index 311a3300..00000000
Binary files a/doc/arch.jpg and /dev/null differ
diff --git a/doc/arch.svg b/doc/arch.svg
new file mode 100644
index 00000000..d163923c
--- /dev/null
+++ b/doc/arch.svg
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diff --git a/doc/arch.xml b/doc/arch.xml
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