diff --git a/tools/hermes-auto-improve/auto-improve.py b/tools/hermes-auto-improve/auto-improve.py
index b9ba6a4..2cd6fc9 100644
--- a/tools/hermes-auto-improve/auto-improve.py
+++ b/tools/hermes-auto-improve/auto-improve.py
@@ -38,6 +38,8 @@ def git(args: list) -> subprocess.CompletedProcess:
 
 def git_sync():
     """S'assure qu'on est sur hermes/daily-work à jour."""
+    git(["config", "user.email", "hermes@funk.lab"])
+    git(["config", "user.name",  "Hermes Bot"])
     git(["fetch", "origin"])
     r = git(["checkout", BRANCH])
     if r.returncode != 0: