diff --git a/installer/lib/requirements-debian-buster.apt b/installer/lib/requirements-debian-buster.apt
index 5c665ec07..aceab8a25 100644
--- a/installer/lib/requirements-debian-buster.apt
+++ b/installer/lib/requirements-debian-buster.apt
@@ -59,7 +59,7 @@ libfaad2
 php-apcu
 
 lame
-
+silan
 coreutils
 
 liquidsoap