--- rxvt-unicode/src/xdefaults.C	2007/07/31 22:24:36	1.109
+++ rxvt-unicode/src/xdefaults.C	2007/08/01 17:54:03	1.110
@@ -330,6 +330,9 @@
 #if defined(ENABLE_TRANSPARENCY)
                                     "transparent,"
 #endif
+#if HAVE_AFTERIMAGE
+                                    "afterimage,"
+#endif
 #if TINTING
                                     "tint,"
 #endif