diff --git a/gtk/add-dialog.c b/gtk/add-dialog.c
index 90f62b319..e6dc24877 100644
--- a/gtk/add-dialog.c
+++ b/gtk/add-dialog.c
@@ -505,6 +505,8 @@ onAddURLResponse( GtkDialog * dialog, int response, gpointer user_data )
                 destroy = FALSE;
             }
         }
+
+        g_free( url );
     }
 
     if( destroy )