diff --git a/gtk/gtk.symbols b/gtk/gtk.symbols
index 4acba3d662..9a49a41ec5 100644
--- a/gtk/gtk.symbols
+++ b/gtk/gtk.symbols
@@ -605,6 +605,15 @@ gtk_color_button_set_color
 gtk_color_button_set_rgba
 gtk_color_button_set_title
 gtk_color_button_set_use_alpha
+gtk_color_chooser_dialog_get_type
+gtk_color_chooser_dialog_new
+gtk_color_chooser_get_color
+gtk_color_chooser_get_show_alpha
+gtk_color_chooser_get_type
+gtk_color_chooser_set_color
+gtk_color_chooser_set_show_alpha
+gtk_color_chooser_widget_get_type
+gtk_color_chooser_widget_new
 gtk_color_selection_dialog_get_color_selection
 gtk_color_selection_dialog_get_type
 gtk_color_selection_dialog_new
diff --git a/gtk/gtkcoloreditor.h b/gtk/gtkcoloreditor.h
index 25dfe73763..b8ee2197e7 100644
--- a/gtk/gtkcoloreditor.h
+++ b/gtk/gtkcoloreditor.h
@@ -59,8 +59,10 @@ struct _GtkColorEditorClass
 };
 
 
+G_GNUC_INTERNAL
 GType       gtk_color_editor_get_type (void) G_GNUC_CONST;
 
+G_GNUC_INTERNAL
 GtkWidget * gtk_color_editor_new      (void);
 
 G_END_DECLS
diff --git a/gtk/gtkcolorplane.h b/gtk/gtkcolorplane.h
index 0c48a81141..9bf22cacfe 100644
--- a/gtk/gtkcolorplane.h
+++ b/gtk/gtkcolorplane.h
@@ -59,8 +59,10 @@ struct _GtkColorPlaneClass
 };
 
 
+G_GNUC_INTERNAL
 GType       gtk_color_plane_get_type (void) G_GNUC_CONST;
 
+G_GNUC_INTERNAL
 GtkWidget * gtk_color_plane_new      (GtkAdjustment *h_adj,
                                       GtkAdjustment *s_adj,
                                       GtkAdjustment *v_adj);
diff --git a/gtk/gtkcolorscale.h b/gtk/gtkcolorscale.h
index 385706a03e..f5d28ba993 100644
--- a/gtk/gtkcolorscale.h
+++ b/gtk/gtkcolorscale.h
@@ -64,11 +64,15 @@ typedef enum
   GTK_COLOR_SCALE_ALPHA
 } GtkColorScaleType;
 
+G_GNUC_INTERNAL
 GType       gtk_color_scale_get_type  (void) G_GNUC_CONST;
 
+G_GNUC_INTERNAL
 GtkWidget * gtk_color_scale_new       (void);
+G_GNUC_INTERNAL
 void        gtk_color_scale_set_type  (GtkColorScale     *scale,
                                        GtkColorScaleType  type);
+G_GNUC_INTERNAL
 void        gtk_color_scale_set_color (GtkColorScale     *scale,
                                        const GdkRGBA     *color);
 
diff --git a/gtk/gtkcolorswatch.h b/gtk/gtkcolorswatch.h
index 6c7748b01e..10f6cd8fcf 100644
--- a/gtk/gtkcolorswatch.h
+++ b/gtk/gtkcolorswatch.h
@@ -63,24 +63,33 @@ struct _GtkColorSwatchClass
 };
 
 
+G_GNUC_INTERNAL
 GType       gtk_color_swatch_get_type         (void) G_GNUC_CONST;
 
+G_GNUC_INTERNAL
 GtkWidget * gtk_color_swatch_new              (void);
+G_GNUC_INTERNAL
 void        gtk_color_swatch_set_corner_radii (GtkColorSwatch *swatch,
                                                gdouble         top_left,
                                                gdouble         top_right,
                                                gdouble         bottom_right,
                                                gdouble         bottom_left);
+G_GNUC_INTERNAL
 void        gtk_color_swatch_set_color        (GtkColorSwatch *swatch,
                                                const GdkRGBA  *color);
+G_GNUC_INTERNAL
 gboolean    gtk_color_swatch_get_color        (GtkColorSwatch *swatch,
                                                GdkRGBA        *color);
+G_GNUC_INTERNAL
 void        gtk_color_swatch_set_selected     (GtkColorSwatch *swatch,
                                                gboolean        selected);
+G_GNUC_INTERNAL
 void        gtk_color_swatch_set_can_drop     (GtkColorSwatch *swatch,
                                                gboolean        can_drop);
+G_GNUC_INTERNAL
 void        gtk_color_swatch_set_icon         (GtkColorSwatch *swatch,
                                                const gchar    *icon);
+G_GNUC_INTERNAL
 void        gtk_color_swatch_set_show_alpha   (GtkColorSwatch *swatch,
                                                gboolean        show_alpha);