diff -ru xfce4-cpufreq-plugin-1.1.2/panel-plugin/xfce4-cpufreq-plugin.c xfce4-cpufreq-plugin-1.1.2.new/panel-plugin/xfce4-cpufreq-plugin.c
--- xfce4-cpufreq-plugin-1.1.2/panel-plugin/xfce4-cpufreq-plugin.c	2014-12-22 18:50:31.000000000 +0100
+++ xfce4-cpufreq-plugin-1.1.2.new/panel-plugin/xfce4-cpufreq-plugin.c	2015-08-08 15:14:29.980868947 +0200
@@ -26,6 +26,7 @@
 #include <config.h>
 #endif
 
+#include <assert.h>
 #include <libxfce4util/libxfce4util.h>
 #include <libxfce4ui/libxfce4ui.h>
 #ifndef _
@@ -42,6 +43,56 @@
 #include "xfce4-cpufreq-utils.h"
 
 
+void
+cpufreq_update_icon_color (CpuInfo* cpu)
+{
+	GdkPixbuf* pixbuf; 
+	int width, height, rowstride, n_channels;
+	int x, y; 
+	guchar *pixels, *p;
+	float value; 
+	float delta; 
+	guchar red; 
+
+	int help; 
+	if(!cpu->icon)
+		return; 
+
+	pixbuf = gtk_image_get_pixbuf(GTK_IMAGE(cpu->icon)); 
+	if (!pixbuf) {
+		return; 
+	}
+
+	n_channels = gdk_pixbuf_get_n_channels (pixbuf);
+
+	g_assert (gdk_pixbuf_get_colorspace (pixbuf) == GDK_COLORSPACE_RGB);
+	
+	width = gdk_pixbuf_get_width (pixbuf);
+	height = gdk_pixbuf_get_height (pixbuf);
+
+	rowstride = gdk_pixbuf_get_rowstride (pixbuf);
+	pixels = gdk_pixbuf_get_pixels (pixbuf);
+	
+	delta = cpu->max_freq - cpu->min_freq; 
+	if (delta == 0) 
+		delta = 1; 
+
+	value  = (255.0 * (cpu->cur_freq - cpu->min_freq) ) / delta; 
+	red = (value > 255.0) ? 255 : (guchar)value;
+		
+
+	for (y = 0; y < height; ++y) {
+		p = pixels + y * rowstride; 
+		for (x = 0; x < height; ++x, p+= n_channels) {
+			if (abs(p[1]- p[2]) < 5) {
+				p[0] = red; 
+			}
+		}
+	}
+	gtk_widget_queue_draw_area(GTK_WIDGET(cpu->icon), 0, 0, width, height);
+}
+
+
 CpuInfo *
 cpufreq_cpus_calc_min (void)
 {
@@ -309,6 +360,7 @@
 	gboolean ret;
 
 	cpu = cpufreq_current_cpu ();
+	cpufreq_update_icon_color (cpu); 
 
 	if (reset_label_size) {
 		cpuFreq->label_max_width = -1;
@@ -403,7 +455,7 @@
 	}
 
 	if (cpufreq->options->show_icon) {
-		GdkPixbuf *buf;
+		GdkPixbuf *buf, *buf2;
 		gint icon_size;
 
 		icon_size = cpuFreq->panel_size / cpuFreq->panel_rows;
@@ -416,7 +468,9 @@
 										"xfce4-cpufreq-plugin",
 										icon_size, 0, NULL);
 		if (buf) {
-			cpufreq->icon = gtk_image_new_from_pixbuf (buf);
+			buf2 = gdk_pixbuf_copy(buf); 
+			cpufreq->icon = gtk_image_new_from_pixbuf (buf2);
+			g_object_unref (G_OBJECT (buf2));
 			g_object_unref (G_OBJECT (buf));
 		} else {
 			cpufreq->icon = gtk_image_new_from_icon_name
@@ -425,6 +479,7 @@
 		gtk_box_pack_start (GTK_BOX (cpufreq->box), cpufreq->icon, FALSE, FALSE, 0);
 		gtk_widget_show (cpufreq->icon);
 	}
+	cpufreq_current_cpu ()->icon = cpufreq->icon; 
 }
 
 void
diff -ru xfce4-cpufreq-plugin-1.1.2/panel-plugin/xfce4-cpufreq-plugin.h xfce4-cpufreq-plugin-1.1.2.new/panel-plugin/xfce4-cpufreq-plugin.h
--- xfce4-cpufreq-plugin-1.1.2/panel-plugin/xfce4-cpufreq-plugin.h	2014-12-22 18:50:31.000000000 +0100
+++ xfce4-cpufreq-plugin-1.1.2.new/panel-plugin/xfce4-cpufreq-plugin.h	2015-08-08 15:12:49.373879476 +0200
@@ -38,6 +38,7 @@
 	guint  min_freq;
 	gchar  *cur_governor;
 	gchar  *scaling_driver;
+	GtkWidget   *icon; 
 
 	GList* available_freqs;
 	GList* available_governors;