diff --git a/core/net/rime/packetbuf.c b/core/net/rime/packetbuf.c
index 0997ebc86..2bcf78c37 100644
--- a/core/net/rime/packetbuf.c
+++ b/core/net/rime/packetbuf.c
@@ -33,7 +33,7 @@
  *
  * This file is part of the Contiki operating system.
  *
- * $Id: packetbuf.c,v 1.3 2009/03/24 07:14:12 adamdunkels Exp $
+ * $Id: packetbuf.c,v 1.4 2009/10/20 08:06:43 adamdunkels Exp $
  */
 
 /**
@@ -52,6 +52,8 @@
 struct packetbuf_attr packetbuf_attrs[PACKETBUF_NUM_ATTRS];
 struct packetbuf_addr packetbuf_addrs[PACKETBUF_NUM_ADDRS];
 
+#define DEBUG_STRINGS 0
+#if DEBUG_STRINGS
 const char *packetbuf_attr_strings[] =
   {
     "PACKETBUF_ATTR_NONE",
@@ -85,6 +87,7 @@ const char *packetbuf_attr_strings[] =
 
     "PACKETBUF_ATTR_MAX",
   };
+#endif /* DEBUG_STRINGS */
 
 static uint16_t buflen, bufptr;
 static uint8_t hdrptr;