diff --git a/gtk/gtkfilefilter.c b/gtk/gtkfilefilter.c
index 33ad641065..204fc6f5bc 100644
--- a/gtk/gtkfilefilter.c
+++ b/gtk/gtkfilefilter.c
@@ -90,12 +90,12 @@ typedef enum {
 
 struct _GtkFileFilterClass
 {
-  GInitiallyUnownedClass parent_class;
+  GObjectClass parent_class;
 };
 
 struct _GtkFileFilter
 {
-  GInitiallyUnowned parent_instance;
+  GObject parent_instance;
 
   gchar *name;
   GSList *rules;
@@ -156,7 +156,7 @@ static void         gtk_file_filter_buildable_custom_tag_end   (GtkBuildable
                                                                 const gchar        *tagname,
                                                                 gpointer            data);
 
-G_DEFINE_TYPE_WITH_CODE (GtkFileFilter, gtk_file_filter, G_TYPE_INITIALLY_UNOWNED,
+G_DEFINE_TYPE_WITH_CODE (GtkFileFilter, gtk_file_filter, G_TYPE_OBJECT,
                          G_IMPLEMENT_INTERFACE (GTK_TYPE_BUILDABLE,
                                                 gtk_file_filter_buildable_init))
 
diff --git a/tests/testfilechooser.c b/tests/testfilechooser.c
index 71c0358af3..1dca027ecc 100644
--- a/tests/testfilechooser.c
+++ b/tests/testfilechooser.c
@@ -393,6 +393,7 @@ main (int argc, char **argv)
 
   /* Make this filter the default */
   gtk_file_chooser_set_filter (GTK_FILE_CHOOSER (dialog), filter);
+  g_object_unref (filter);
 
   filter = gtk_file_filter_new ();
   gtk_file_filter_set_name (filter, "No backup files");
@@ -400,11 +401,13 @@ main (int argc, char **argv)
 			      no_backup_files_filter, NULL, NULL);
   gtk_file_filter_add_mime_type (filter, "image/png");
   gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (dialog), filter);
+  g_object_unref (filter);
 
   filter = gtk_file_filter_new ();
   gtk_file_filter_set_name (filter, "Starts with D");
   gtk_file_filter_add_pattern (filter, "D*");
   gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (dialog), filter);
+  g_object_unref (filter);
 
   g_signal_connect (dialog, "notify::filter",
 		    G_CALLBACK (filter_changed), NULL);
@@ -414,11 +417,13 @@ main (int argc, char **argv)
   gtk_file_filter_add_mime_type (filter, "image/jpeg");
   gtk_file_filter_add_mime_type (filter, "image/png");
   gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (dialog), filter);
+  g_object_unref (filter);
 
   filter = gtk_file_filter_new ();
   gtk_file_filter_set_name (filter, "Images");
   gtk_file_filter_add_pixbuf_formats (filter);
   gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (dialog), filter);
+  g_object_unref (filter);
 
   /* Choices */
 
diff --git a/tests/testgtk.c b/tests/testgtk.c
index 791ea10f46..10507a3f3a 100644
--- a/tests/testgtk.c
+++ b/tests/testgtk.c
@@ -5692,17 +5692,20 @@ native_filter_changed (GtkWidget *combo,
       gtk_file_filter_add_pattern (filter, "*.doc");
       gtk_file_filter_add_pattern (filter, "*.txt");
       gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (native), filter);
+      g_object_unref (filter);
 
       filter = gtk_file_filter_new ();
       gtk_file_filter_set_name (filter, "Images");
       gtk_file_filter_add_pixbuf_formats (filter);
       gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (native), filter);
       gtk_file_chooser_set_filter (GTK_FILE_CHOOSER (native), filter);
+      g_object_unref (filter);
 
       filter = gtk_file_filter_new ();
       gtk_file_filter_set_name (filter, "All");
       gtk_file_filter_add_pattern (filter, "*");
       gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (native), filter);
+      g_object_unref (filter);
       break;
 
     case 2:   /* mimetype */
@@ -5710,12 +5713,14 @@ native_filter_changed (GtkWidget *combo,
       gtk_file_filter_set_name (filter, "Text");
       gtk_file_filter_add_mime_type (filter, "text/plain");
       gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (native), filter);
+      g_object_unref (filter);
 
       filter = gtk_file_filter_new ();
       gtk_file_filter_set_name (filter, "All");
       gtk_file_filter_add_pattern (filter, "*");
       gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (native), filter);
       gtk_file_chooser_set_filter (GTK_FILE_CHOOSER (native), filter);
+      g_object_unref (filter);
       break;
     default:
       g_assert_not_reached ();