diff --git a/content/about.md b/content/about.md
index 1051a2c..40b074f 100644
--- a/content/about.md
+++ b/content/about.md
@@ -14,6 +14,7 @@ So far we have:
 
 Gitea: http://2crftbzxbcoqolvzreaaeyrod5qwycayef55gxgzgfcpqlaxrnh3kkqd.onion\
 this site: http://6426tqrh4y5uobmo5y2csaip3m3avmjegd2kpa24sadekpxglbm34aqd.onion\
+prometheus: http://vognfwm7c6wq2gxqcmswi2flwckuxryefd7n3axxkvlpasdjhns5buqd.onion\
 grafana: http://6t3ydf7sl7iso2wbymbfjtaq6qqlrms37ffik2siulsljc3ubobklnid.onion\
 statuspage: http://o4irro4dspyuytbw2b2g2ac4ukkh2ex53oolhzw7hrfjmq6tiklrtwqd.onion