diff --git a/backend/app/plan/router.py b/backend/app/plan/router.py
index 2b534679..cc9fb579 100644
--- a/backend/app/plan/router.py
+++ b/backend/app/plan/router.py
@@ -58,9 +58,9 @@ async def trigger_categorisation(
 
     num_property_batches: int = math.ceil(len(property_ids) / properties_per_batch)
 
-    logger.info("total_plans_to_update", total_plans_to_update)
-    logger.info("properties_per_batch", properties_per_batch)
-    logger.info("num_property_buckets", num_property_batches)
+    logger.info("total_plans_to_update: %s", total_plans_to_update)
+    logger.info("properties_per_batch: %s", properties_per_batch)
+    logger.info("num_property_batchess: %s", num_property_batches)
 
     # Create task
     task_id, _ = TasksInterface.create_task(