diff --git a/plinth/modules/dynamicdns/__init__.py b/plinth/modules/dynamicdns/__init__.py
index 085a1ecfc..56b4dcc87 100644
--- a/plinth/modules/dynamicdns/__init__.py
+++ b/plinth/modules/dynamicdns/__init__.py
@@ -34,6 +34,8 @@ version = 1
 
 is_essential = True
 
+depends = ['names']
+
 managed_packages = ['ez-ipupdate']
 
 name = _('Dynamic DNS Client')