diff --git a/libgimpwidgets/gimpcolorselection.c b/libgimpwidgets/gimpcolorselection.c
index 2383265a5a..8c7c01bb75 100644
--- a/libgimpwidgets/gimpcolorselection.c
+++ b/libgimpwidgets/gimpcolorselection.c
@@ -753,21 +753,15 @@ gimp_color_selection_scales_changed (GimpColorSelector  *selector,
                                      GimpColorSelection *selection)
 {
   GimpColorSelectionPrivate *priv;
-  GeglColor                 *old_color;
 
   priv = gimp_color_selection_get_instance_private (selection);
 
-  old_color = priv->color;
+  g_object_unref (priv->color);
   priv->color = gegl_color_duplicate (color);
 
-  if (! gimp_color_is_perceptually_identical (priv->color, old_color))
-    {
-      gimp_color_selection_update (selection,
-                                   UPDATE_ENTRY | UPDATE_NOTEBOOK | UPDATE_COLOR);
-      gimp_color_selection_color_changed (selection);
-    }
-
-  g_object_unref (old_color);
+  gimp_color_selection_update (selection,
+                               UPDATE_ENTRY | UPDATE_NOTEBOOK | UPDATE_COLOR);
+  gimp_color_selection_color_changed (selection);
 }
 
 static void
diff --git a/libgimpwidgets/gimpcolorselector.c b/libgimpwidgets/gimpcolorselector.c
index c32fc08770..6286bc7a0f 100644
--- a/libgimpwidgets/gimpcolorselector.c
+++ b/libgimpwidgets/gimpcolorselector.c
@@ -407,27 +407,21 @@ gimp_color_selector_set_color (GimpColorSelector *selector,
 {
   GimpColorSelectorClass   *selector_class;
   GimpColorSelectorPrivate *priv;
-  GeglColor                *old_color;
 
   g_return_if_fail (GIMP_IS_COLOR_SELECTOR (selector));
   g_return_if_fail (GEGL_IS_COLOR (color));
 
   priv = gimp_color_selector_get_instance_private (selector);
 
-  old_color = priv->color;
+  g_object_unref (priv->color);
   priv->color = gegl_color_duplicate (color);
 
   selector_class = GIMP_COLOR_SELECTOR_GET_CLASS (selector);
 
-  if (! gimp_color_is_perceptually_identical (priv->color, old_color))
-    {
-      if (selector_class->set_color)
-        selector_class->set_color (selector, priv->color);
+  if (selector_class->set_color)
+    selector_class->set_color (selector, priv->color);
 
-      gimp_color_selector_emit_color_changed (selector);
-    }
-
-  g_object_unref (old_color);
+  gimp_color_selector_emit_color_changed (selector);
 }
 
 /**
diff --git a/libgimpwidgets/gimplabelspin.c b/libgimpwidgets/gimplabelspin.c
index e94cd9c7ba..fa5be40cfd 100644
--- a/libgimpwidgets/gimplabelspin.c
+++ b/libgimpwidgets/gimplabelspin.c
@@ -62,6 +62,8 @@ typedef struct _GimpLabelSpinPrivate
   GtkAdjustment *spin_adjustment;
 
   gint           digits;
+
+  gdouble        value;
 } GimpLabelSpinPrivate;
 
 static void        gimp_label_spin_constructed       (GObject       *object);
@@ -216,13 +218,11 @@ gimp_label_spin_set_property (GObject      *object,
   switch (property_id)
     {
     case PROP_VALUE:
-      /* Avoid looping forever since we have bound this widget's
-       * "value" property with the spin button "value" property.
-       */
-      if (gtk_adjustment_get_value (priv->spin_adjustment) != g_value_get_double (value))
-        gtk_adjustment_set_value (priv->spin_adjustment, g_value_get_double (value));
-
-      g_signal_emit (object, gimp_label_spin_signals[VALUE_CHANGED], 0);
+      if (priv->value != g_value_get_double (value))
+        {
+          priv->value = g_value_get_double (value);
+          g_signal_emit (object, gimp_label_spin_signals[VALUE_CHANGED], 0);
+        }
       break;
     case PROP_LOWER:
       gtk_adjustment_set_lower (priv->spin_adjustment,
@@ -267,7 +267,7 @@ gimp_label_spin_get_property (GObject    *object,
   switch (property_id)
     {
     case PROP_VALUE:
-      g_value_set_double (value, gtk_adjustment_get_value (priv->spin_adjustment));
+      g_value_set_double (value, priv->value);
       break;
     case PROP_LOWER:
       g_value_set_double (value, gtk_adjustment_get_lower (priv->spin_adjustment));