diff --git a/README.md b/README.md
index eff4203..649e561 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # pmb-pf
 
-## This is a merge of juanluisbaptiste/postfix and ProtonMail/proton-bridge
+## This is a merge of [juanluisbaptiste/postfix-docker](https://github.com/juanluisbaptiste/docker-postfix/) and [ProtonMail/proton-bridge](https://github.com/ProtonMail/proton-bridge)
 
 See [second readme](PMB_README.md) integration readme.