diff --git a/fs/incfs/vfs.c b/fs/incfs/vfs.c
index 2634cf37ca92..250e8bf4d5dd 100644
--- a/fs/incfs/vfs.c
+++ b/fs/incfs/vfs.c
@@ -180,13 +180,12 @@ static int parse_options(struct mount_options *opts, char *str)
 	if (opts == NULL)
 		return -EFAULT;
 
-	*opts = (struct mount_options) {
-		.read_timeout_ms = 1000, /* Default: 1s */
-		.readahead_pages = 10,
-		.read_log_pages = 2,
-		.read_log_wakeup_count = 10,
-	};
-
+	opts->read_timeout_ms = 1000; /* Default: 1s */
+	opts->readahead_pages = 10;
+	opts->read_log_pages = 2;
+	opts->read_log_wakeup_count = 10;
+	opts->no_backing_file_cache = false;
+	opts->no_backing_file_readahead = false;
 	if (str == NULL || *str == 0)
 		return 0;