index-pack: correct --keep[=<msg>]

diff --git a/builtin/index-pack.c b/builtin/index-pack.c
index d4b77fd1285a4305341a358386b05434fab7e5e9..3814731f54a727b2114f9cbdd137f85d03e56d0b 100644 (file)
--- a/builtin/index-pack.c
+++ b/builtin/index-pack.c
@@ -1617,7 +1617,7 @@ int cmd_index_pack(int argc, const char **argv, const char *prefix)
                        die(_("packfile name '%s' does not end with '.pack'"),
                            pack_name);
                strbuf_add(&keep_name_buf, pack_name, len);
-               strbuf_addstr(&keep_name_buf, ".idx");
+               strbuf_addstr(&keep_name_buf, ".keep");
                keep_name = keep_name_buf.buf;
        }
        if (verify) {