diff --git a/README.md b/README.md
index eb61605..3670e4b 100644
--- a/README.md
+++ b/README.md
@@ -10,3 +10,4 @@ TCPIP APRS-Bake for APRS.FI
 
 ![DG8RAD Wetterdaten](https://aprs.fi/#!mt=roadmap&z=11&call=a%2FDG8RAD-1&timerange=3600&tail=3600)
 
+![Feinstaubsensor selbst bauen](https://luftdaten.info/feinstaubsensor-bauen/)
\ No newline at end of file