diff --git a/bin/named/unix/os.c b/bin/named/unix/os.c
index 0c4717b113..1fd9e08a5f 100644
--- a/bin/named/unix/os.c
+++ b/bin/named/unix/os.c
@@ -15,7 +15,7 @@
  * PERFORMANCE OF THIS SOFTWARE.
  */
 
-/* $Id: os.c,v 1.67 2004/04/15 04:49:50 marka Exp $ */
+/* $Id: os.c,v 1.68 2004/05/04 03:24:39 marka Exp $ */
 
 #include <config.h>
 #include <stdarg.h>
@@ -616,7 +616,7 @@ ns_os_shutdownmsg(char *command, isc_buffer_t *text) {
 
 	n = snprintf((char *)isc_buffer_used(text),
 		     isc_buffer_availablelength(text),
-		     "pid: %d", pid);
+		     "pid: %ld", (long)pid);
 	/* Only send a message if it is complete. */
 	if (n < isc_buffer_availablelength(text))
 		isc_buffer_add(text, n);