diff --git a/docs/alternative-architectures.md b/docs/alternative-architectures.md
index b38f1cdc..01f6946f 100644
--- a/docs/alternative-architectures.md
+++ b/docs/alternative-architectures.md
@@ -18,7 +18,7 @@ matrix_architecture = "arm32"
 ## Implementation details
 This subsection is used for a reminder, how the different roles implement architecture differenes. This is **not** aimed at the users, so one does not have to do anything based on this subsection.
 
-On most roles self-building is used if the architecture is not `amd64`, however there are some special cases:
+On most roles [self-building](self-building.md) is used if the architecture is not `amd64`, however there are some special cases:
 - matrix-bridge-mautrix-facebook: there is built docker image for arm64 as well,
 - matrix-bridge-mautrix-hangouts: there is built docker image for arm64 as well,
 - matrix-nginx-proxy: Certbot has docker image for both arm32 and arm64, however tagging is used, which requires special handling.