diff --git a/Documentation/config/maintenance.adoc b/Documentation/config/maintenance.adoc
index b578856dde..da8be9f812 100644
--- a/Documentation/config/maintenance.adoc
+++ b/Documentation/config/maintenance.adoc
@@ -101,7 +101,7 @@ maintenance.geometric-repack.auto::
 	there are packfiles that need to be merged together to retain the
 	geometric progression, or when there are at least this many loose
 	objects that would be written into a new packfile. The default value is
-	100.
+	6700.
 
 maintenance.geometric-repack.splitFactor::
 	This integer config option controls the factor used for the geometric
diff --git a/odb/source-files.c b/odb/source-files.c
index 4f8e7ad7e3..2bf5d9c0b2 100644
--- a/odb/source-files.c
+++ b/odb/source-files.c
@@ -538,7 +538,7 @@ bool odb_source_files_optimize_required(struct odb_source *source,
 		};
 		struct existing_packs existing_packs = EXISTING_PACKS_INIT;
 		struct string_list kept_packs = STRING_LIST_INIT_DUP;
-		int auto_value = 100;
+		int auto_value = 6700;
 		bool ret;
 
 		repo_config_get_int(repo, "maintenance.geometric-repack.auto",