diff --git a/imapsync_daemon.py b/imapsync_daemon.py
index 90a3405..f07699d 100755
--- a/imapsync_daemon.py
+++ b/imapsync_daemon.py
@@ -444,10 +444,11 @@ def grist_priority_bals() -> dict:
     """
     try:
         # 1. Récupération triée via l'API Grist
-        params = {"limit": 1, "filter": {"priority": [True], COL_SYNC: [True]}}
+        params = f'{"limit": 1, "filter": {"priority": [True], {COL_SYNC}: [True]}}'
         resp = requests.get(
             grist_url(TABLE_BALS), headers=GRIST_HEADERS, params=params, timeout=15
         )
+
         resp.raise_for_status()
         records = resp.json().get("records", [])