diff --git a/ChangeLog b/ChangeLog
index 09b6fafda..c8b84ea01 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+Fri Mar 20 20:10:26 EET 2009 (edwin)
+------------------------------------
+ * unit_tests/check_clamd.c: fix warning
+
 Thu Mar 19 19:25:08 CET 2009 (acab)
 -----------------------------------
  * clamav-milter: add option LogInfected
diff --git a/unit_tests/check_clamd.c b/unit_tests/check_clamd.c
index d4f2e51b5..77c78b579 100644
--- a/unit_tests/check_clamd.c
+++ b/unit_tests/check_clamd.c
@@ -395,7 +395,7 @@ static int sendmsg_fd(int sockd, const char *mesg, size_t msg_len, int fd, int s
 	iov[0].iov_len = 1;
     } else {
 	/* send single message with ancillary data */
-	fail_unless(msg_len < sizeof(dummy)-1);
+	fail_unless(msg_len < sizeof(dummy)-1, "message too large");
 	memcpy(dummy, mesg, msg_len);
 	dummy[msg_len] = '\0';
 	iov[0].iov_base = dummy;