--- rxvt-unicode/src/rxvttoolkit.h	2012/06/05 13:39:26	1.62
+++ rxvt-unicode/src/rxvttoolkit.h	2012/06/06 20:22:04	1.63
@@ -356,8 +356,8 @@
   bool alloc (rxvt_screen *screen, const rgba &color);
   void free (rxvt_screen *screen);
 
-  void get (rgba &color);
-  void get (XColor &color);
+  void get (rgba &color) const;
+  void get (XColor &color) const;
 
   bool set (rxvt_screen *screen, const char *name);
   bool set (rxvt_screen *screen, const rgba &color);