diff --git a/src/aiori-DAOS.c b/src/aiori-DAOS.c
index cce5f53..71aff90 100644
--- a/src/aiori-DAOS.c
+++ b/src/aiori-DAOS.c
@@ -31,7 +31,6 @@
 
 #include <gurt/common.h>
 #include <daos.h>
-#include <daos_addons.h>
 
 #include "ior.h"
 #include "aiori.h"
@@ -326,13 +325,11 @@ DAOS_Fini()
 static void
 gen_oid(const char *name, daos_obj_id_t *oid)
 {
-	daos_ofeat_t feat = 0;
 
 	oid->lo = d_hash_murmur64(name, strlen(name), IOR_DAOS_MUR_SEED);
 	oid->hi = 0;
 
-	feat = DAOS_OF_DKEY_UINT64;
-	daos_obj_generate_id(oid, feat, objectClass, 0);
+	daos_array_generate_id(oid, objectClass, true, 0);
 }
 
 static void *
diff --git a/src/aiori-DFS.c b/src/aiori-DFS.c
index cd66ee0..c88b80e 100755
--- a/src/aiori-DFS.c
+++ b/src/aiori-DFS.c
@@ -490,11 +490,7 @@ DFS_Create(char *testFileName, IOR_param_t *param)
                 rc = dfs_open(dfs, parent, name, mode, fd_oflag,
                               OC_SX, 0, NULL, &obj);
                 DERR(rc, "dfs_open() of %s Failed", name);
-
-                MPI_CHECK(MPI_Barrier(testComm), "barrier error");
         } else {
-                MPI_CHECK(MPI_Barrier(testComm), "barrier error");
-
                 fd_oflag |= O_RDWR;
                 rc = dfs_open(dfs, parent, name, mode, fd_oflag,
                               OC_SX, 0, NULL, &obj);