diff --git a/src/padfoot/connection_manager.rs b/src/padfoot/connection_manager.rs
index f055100..74a5c51 100644
--- a/src/padfoot/connection_manager.rs
+++ b/src/padfoot/connection_manager.rs
@@ -153,7 +153,7 @@ impl telepathy::ConnectionManager for ConnectionManager {
         );
         props.insert(
             "org.freedesktop.Telepathy.Protocol.Interfaces".to_string(),
-            arg::Variant(Box::new(Vec::<String>::new())),
+            arg::Variant(Box::new(super::protocol_interfaces())),
         );
         props.insert(
             "org.freedesktop.Telepathy.Protocol.Parameters".to_string(),