diff --git a/recipe_modules/bot_update/api.py b/recipe_modules/bot_update/api.py
index f9961e424..c42228e1e 100644
--- a/recipe_modules/bot_update/api.py
+++ b/recipe_modules/bot_update/api.py
@@ -143,7 +143,7 @@ class BotUpdateApi(recipe_api.RecipeApi):
         ['--spec', spec_string],
         ['--root', root],
         ['--revision_mapping_file', self.m.json.input(rev_map)],
-        ['--git-cache-dir', self.m.path['git_cache']],
+        ['--git-cache-dir', cfg.cache_dir],
 
         # 3. How to find the patch, if any (issue/patchset/patch_url).
         ['--issue', issue],