diff --git a/site-cookbooks/kosmos-dirsrv/resources/instance.rb b/site-cookbooks/kosmos-dirsrv/resources/instance.rb
index 3f0d37b..7b99f9e 100644
--- a/site-cookbooks/kosmos-dirsrv/resources/instance.rb
+++ b/site-cookbooks/kosmos-dirsrv/resources/instance.rb
@@ -11,6 +11,7 @@ property :port,           Integer, default: 389
 action :create do
   include_recipe "apt"
   package "389-ds-base"
+  package "python3-lib389"
 
   include_recipe "ulimit"
   user_ulimit "dirsrv" do