diff --git a/src/modules/spider/dumudp.c b/src/modules/spider/dumudp.c
index 8c99ddbc46a1179e868ad835de892b9c1cf8644a..b3280978dc61466f01907f63965c300969691f17 100644
--- a/src/modules/spider/dumudp.c
+++ b/src/modules/spider/dumudp.c
@@ -1,11 +1,12 @@
 #include <config.h>
 
 #include "global.h"
-RCSID("$Id: dumudp.c,v 1.12 1997/08/26 11:09:40 grubba Exp $");
+RCSID("$Id: dumudp.c,v 1.13 1997/08/26 23:09:54 grubba Exp $");
 #include "interpret.h"
 #include "svalue.h"
 #include "stralloc.h"
 #include "array.h"
+#include "mapping.h"
 #include "object.h"
 #include "backend.h"
 #include "fd_control.h"