Index: uspace/srv/fs/exfat/exfat_ops.c
===================================================================
--- uspace/srv/fs/exfat/exfat_ops.c	(revision 177689595b433770ea9e5d3600abd913f7b901da)
+++ uspace/srv/fs/exfat/exfat_ops.c	(revision 80ec9b866108200fa981dbed83c0f123bd0aa251)
@@ -657,4 +657,11 @@
 			return rc;
 		}
+
+		rc = exfat_zero_cluster(bs, service_id, nodep->firstc);
+		if (rc != EOK) {
+			(void) exfat_node_put(FS_NODE(nodep));
+			return rc;
+		}
+
 		nodep->size = BPC(bs);
 	} else {