diff --git a/zulip/integrations/zephyr/process_ccache b/zulip/integrations/zephyr/process_ccache
index 386da66f..a27f1c16 100755
--- a/zulip/integrations/zephyr/process_ccache
+++ b/zulip/integrations/zephyr/process_ccache
@@ -30,7 +30,7 @@ try:
         template_data = template_data.replace(
             "--use-sessions", "--use-sessions --forward-mail-zephyrs"
         )
-except Exception:
+except FileNotFoundError:
     pass
 supervisor_path.write_text(template_data.replace("USERNAME", short_user))