1 files changed, 3 insertions, 0 deletions
diff --git a/diff.c b/diff.c
index 2253ec8802..69e3bc00ed 100644
--- a/diff.c
+++ b/diff.c
@@ -4593,6 +4593,9 @@ void repo_diff_setup(struct repository *r, struct diff_options *options)
 
 	options->orderfile = diff_order_file_cfg;
 
+	if (!options->flags.ignore_submodule_set)
+		options->flags.ignore_untracked_in_submodules = 1;
+
 	if (diff_no_prefix) {
 		options->a_prefix = options->b_prefix = "";
 	} else if (!diff_mnemonic_prefix) {