diff --git a/midx.c b/midx.c
index 7af5145613..a6f10dddb5 100644
--- a/midx.c
+++ b/midx.c
@@ -239,7 +239,7 @@ struct object_id *nth_midxed_object_oid(struct object_id *oid,
 	return oid;
 }
 
-static off_t nth_midxed_offset(struct multi_pack_index *m, uint32_t pos)
+off_t nth_midxed_offset(struct multi_pack_index *m, uint32_t pos)
 {
 	const unsigned char *offset_data;
 	uint32_t offset32;
@@ -258,7 +258,7 @@ static off_t nth_midxed_offset(struct multi_pack_index *m, uint32_t pos)
 	return offset32;
 }
 
-static uint32_t nth_midxed_pack_int_id(struct multi_pack_index *m, uint32_t pos)
+uint32_t nth_midxed_pack_int_id(struct multi_pack_index *m, uint32_t pos)
 {
 	return get_be32(m->chunk_object_offsets +
 			(off_t)pos * MIDX_CHUNK_OFFSET_WIDTH);
diff --git a/midx.h b/midx.h
index e7fea61109..93bd68189e 100644
--- a/midx.h
+++ b/midx.h
@@ -40,6 +40,8 @@ struct multi_pack_index {
 struct multi_pack_index *load_multi_pack_index(const char *object_dir, int local);
 int prepare_midx_pack(struct repository *r, struct multi_pack_index *m, uint32_t pack_int_id);
 int bsearch_midx(const struct object_id *oid, struct multi_pack_index *m, uint32_t *result);
+off_t nth_midxed_offset(struct multi_pack_index *m, uint32_t pos);
+uint32_t nth_midxed_pack_int_id(struct multi_pack_index *m, uint32_t pos);
 struct object_id *nth_midxed_object_oid(struct object_id *oid,
 					struct multi_pack_index *m,
 					uint32_t n);