diff --git a/connector-superoffice/worker.py b/connector-superoffice/worker.py
index 3b789485..08ab8bcb 100644
--- a/connector-superoffice/worker.py
+++ b/connector-superoffice/worker.py
@@ -306,7 +306,9 @@ def process_job(job, so_client: SuperOfficeClient, queue: JobQueue):
             contact_patch["UserDefinedFields"][settings.UDF_SUMMARY] = short_summary
 
     # --- D. Timestamps & Website Sync ---
-    if settings.UDF_LAST_UPDATE:
+    # CRITICAL: We only update the timestamp if we actually have OTHER changes to push.
+    # Otherwise, we create an infinite loop of self-triggering webhooks.
+    if settings.UDF_LAST_UPDATE and contact_patch:
         now_so = f"[D:{datetime.now().strftime('%m/%d/%Y %H:%M:%S')}]"
         if "UserDefinedFields" not in contact_patch: contact_patch["UserDefinedFields"] = {}
         contact_patch["UserDefinedFields"][settings.UDF_LAST_UPDATE] = now_so