diff --git a/src/iface/PluginInterface.vala b/src/iface/PluginInterface.vala
index 77e17e3..3e02710 100644
--- a/src/iface/PluginInterface.vala
+++ b/src/iface/PluginInterface.vala
@@ -22,7 +22,7 @@ namespace GObject {
 			/**
 			 * Host Interface.
 			 */
-			public IHost host { get; set; default = null; }
+			public unowned IHost host { get; set; default = null; }
 		}
 	}
 }