--- cf-agent/verify_files_utils.c.orig	Wed Jan 20 00:37:39 2016
+++ cf-agent/verify_files_utils.c	Wed Jan 20 00:37:57 2016
@@ -1384,7 +1384,7 @@ bool CopyRegularFile(EvalContext *ctx, const char *sou
         if (attr.copy.backup == BACKUP_OPTION_TIMESTAMP)
         {
             stampnow = time((time_t *) NULL);
-            snprintf(stamp, CF_BUFSIZE - 1, "_%lu_%s", CFSTARTTIME, CanonifyName(ctime(&stampnow)));
+            snprintf(stamp, CF_BUFSIZE - 1, "_%lld_%s", CFSTARTTIME, CanonifyName(ctime(&stampnow)));
 
             if (!JoinSuffix(backup, stamp))
             {