diff --git a/doc/scalable-installation.md b/doc/scalable-installation.md
index 26d17d408..5e471371e 100644
--- a/doc/scalable-installation.md
+++ b/doc/scalable-installation.md
@@ -107,7 +107,7 @@ Open to world:
 Open to the videobridges only
 
 * 5222 TCP (for Prosody)
-* 5437 TCP (for Jicofo)
+* 5347 TCP (for Jicofo)
 
 
 #### NGINX