diff -r 4a10bc0ee80d -r 4e6e812c1d97 src/server/safs/service.c
--- a/src/server/safs/service.c	Thu Jun 20 13:27:07 2013 +0200
+++ b/src/server/safs/service.c	Thu Jun 20 14:07:46 2013 +0200
@@ -86,7 +86,7 @@
 
     /* add content-length header*/
     char contentLength[32];
-    int len = snprintf(contentLength, 32, "%d", s->st_size);
+    int len = snprintf(contentLength, 32, "%lld", s->st_size);
 
     pblock_kvinsert(pb_key_content_length, contentLength, len, rq->srvhdrs);