diff --git a/graphiti_core/utils/maintenance/temporal_operations.py b/graphiti_core/utils/maintenance/temporal_operations.py
index 12cdf0e9..98dcb4b2 100644
--- a/graphiti_core/utils/maintenance/temporal_operations.py
+++ b/graphiti_core/utils/maintenance/temporal_operations.py
@@ -55,7 +55,7 @@ async def extract_edge_dates(
         try:
             valid_at_datetime = ensure_utc(datetime.fromisoformat(valid_at.replace('Z', '+00:00')))
         except ValueError as e:
-            logger.error(f'Error parsing valid_at date: {e}. Input: {valid_at}')
+            logger.warning(f'WARNING: Error parsing valid_at date: {e}. Input: {valid_at}')
 
     if invalid_at:
         try:
@@ -63,7 +63,7 @@ async def extract_edge_dates(
                 datetime.fromisoformat(invalid_at.replace('Z', '+00:00'))
             )
         except ValueError as e:
-            logger.error(f'Error parsing invalid_at date: {e}. Input: {invalid_at}')
+            logger.warning(f'WARNING: Error parsing invalid_at date: {e}. Input: {invalid_at}')
 
     return valid_at_datetime, invalid_at_datetime