diff --git a/object-store.h b/object-store.h
index 03671745f4..d9cc875153 100644
--- a/object-store.h
+++ b/object-store.h
@@ -125,8 +125,7 @@ void raw_object_store_clear(struct raw_object_store *o);
  * Put in `buf` the name of the file in the local object database that
  * would be used to store a loose object with the specified sha1.
  */
-#define sha1_file_name(r, b, s) sha1_file_name_##r(b, s)
-void sha1_file_name_the_repository(struct strbuf *buf, const unsigned char *sha1);
+void sha1_file_name(struct repository *r, struct strbuf *buf, const unsigned char *sha1);
 
 #define map_sha1_file(r, s, sz) map_sha1_file_##r(s, sz)
 void *map_sha1_file_the_repository(const unsigned char *sha1, unsigned long *size);
diff --git a/sha1_file.c b/sha1_file.c
index 74c68ea776..aed9a558c5 100644
--- a/sha1_file.c
+++ b/sha1_file.c
@@ -323,9 +323,9 @@ static void fill_sha1_path(struct strbuf *buf, const unsigned char *sha1)
 	}
 }
 
-void sha1_file_name_the_repository(struct strbuf *buf, const unsigned char *sha1)
+void sha1_file_name(struct repository *r, struct strbuf *buf, const unsigned char *sha1)
 {
-	strbuf_addstr(buf, get_object_directory());
+	strbuf_addstr(buf, r->objects->objectdir);
 	strbuf_addch(buf, '/');
 	fill_sha1_path(buf, sha1);
 }