diff --git a/sys/netsmb/smb_smb.c b/sys/netsmb/smb_smb.c
index 2730149861f..b5e7c225198 100644
--- a/sys/netsmb/smb_smb.c
+++ b/sys/netsmb/smb_smb.c
@@ -339,7 +339,7 @@ again:
 		 pp = "";
 		 plen = 1;
 		 unipp = &smb_unieol;
-		 uniplen = sizeof(smb_unieol);
+		 uniplen = 0 /* sizeof(smb_unieol) */;
 	}
 	smb_rq_wstart(rqp);
 	mbp = &rqp->sr_rq;