diff --git a/test/unit/lib/blobfs/blobfs_async_ut/blobfs_async_ut.c b/test/unit/lib/blobfs/blobfs_async_ut/blobfs_async_ut.c
index 693edef29..baf4bc7f5 100644
--- a/test/unit/lib/blobfs/blobfs_async_ut/blobfs_async_ut.c
+++ b/test/unit/lib/blobfs/blobfs_async_ut/blobfs_async_ut.c
@@ -90,7 +90,7 @@ fs_init(void)
 	spdk_allocate_thread(_fs_send_msg, NULL, NULL, NULL, "thread0");
 
 	spdk_fs_init(dev, NULL, NULL, fs_op_with_handle_complete, NULL);
-	CU_ASSERT(g_fs != NULL);
+	SPDK_CU_ASSERT_FATAL(g_fs != NULL);
 	CU_ASSERT(g_fserrno == 0);
 	fs = g_fs;
 
@@ -134,7 +134,7 @@ fs_open(void)
 	spdk_allocate_thread(_fs_send_msg, NULL, NULL, NULL, "thread0");
 
 	spdk_fs_init(dev, NULL, NULL, fs_op_with_handle_complete, NULL);
-	CU_ASSERT(g_fs != NULL);
+	SPDK_CU_ASSERT_FATAL(g_fs != NULL);
 	CU_ASSERT(g_fserrno == 0);
 	fs = g_fs;
 
diff --git a/test/unit/lib/blobfs/blobfs_sync_ut/blobfs_sync_ut.c b/test/unit/lib/blobfs/blobfs_sync_ut/blobfs_sync_ut.c
index b7f9261e3..140d99bd0 100644
--- a/test/unit/lib/blobfs/blobfs_sync_ut/blobfs_sync_ut.c
+++ b/test/unit/lib/blobfs/blobfs_sync_ut/blobfs_sync_ut.c
@@ -317,6 +317,7 @@ fs_delete_file_without_close(void)
 
 	rc = spdk_fs_open_file(g_fs, channel, "testfile", SPDK_BLOBFS_OPEN_CREATE, &g_file);
 	CU_ASSERT(rc == 0);
+	SPDK_CU_ASSERT_FATAL(g_file != NULL);
 
 	rc = spdk_fs_delete_file(g_fs, channel, "testfile");
 	CU_ASSERT(rc == 0);