diff --git a/gtk/gtkimage.c b/gtk/gtkimage.c
index 87285e1ca4..5e6458c6ed 100644
--- a/gtk/gtkimage.c
+++ b/gtk/gtkimage.c
@@ -365,6 +365,8 @@ gtk_image_finalize (GObject *object)
 
   g_clear_object (&image->priv->icon_helper);
   
+  g_free (image->priv->filename);
+
   G_OBJECT_CLASS (gtk_image_parent_class)->finalize (object);
 };