1diff --git a/README.md b/README.md
 2index bd156d392cbde34f365a67779d31e2e0b4db4b8f..4565547fbf4c29d3c834618bc0436432be7f0cfd 100644
 3--- a/README.md
 4+++ b/README.md
 5@@ -5,3 +5,17 @@ toy project into alpine machines, so this will come handy.
 6 
 7 Who needs docker anyways ;)
 8 
 9+# Setup
10+
11+If for whatever reason you want to add this repo:
12+
13+```shell
14+echo "https://artifacts.gabrielgio.me/repo/" >> /etc/apk/repositories
15+```
16+
17+Then trust me:
18+
19+```shell
20+curl https://artifacts.gabrielgio.me/repo/mail%40gabrielgio.me-62ddc4dc.rsa.pub \
21+    -o  /etc/apk/keys/mail@gabrielgio.me-62ddc4dc.rsa.pub
22+```