diff --git a/render/color.c b/render/color.c
index 48cd631e..358911e1 100644
--- a/render/color.c
+++ b/render/color.c
@@ -272,8 +272,7 @@ gulong RrColorPixel(const RrColor *c)
     return c->pixel;
 }
 
-GC RrColorGC(RrColor *c) /* XXX make this const RrColor* when the GCs are in
-                            a cache.. if possible? */
+GC RrColorGC(RrColor *c)
 {
     if (!c->gc)
         RrColorAllocateGC(c);