diff --git a/superset/db_engine_specs/kylin.py b/superset/db_engine_specs/kylin.py
index 53c45c6a2b..ffa7f105b4 100644
--- a/superset/db_engine_specs/kylin.py
+++ b/superset/db_engine_specs/kylin.py
@@ -33,11 +33,9 @@ class KylinEngineSpec(BaseEngineSpec):  # pylint: disable=abstract-method
         "PT1M": "CAST(FLOOR(CAST({col} AS TIMESTAMP) TO MINUTE) AS TIMESTAMP)",
         "PT1H": "CAST(FLOOR(CAST({col} AS TIMESTAMP) TO HOUR) AS TIMESTAMP)",
         "P1D": "CAST(FLOOR(CAST({col} AS TIMESTAMP) TO DAY) AS DATE)",
-        "P1W": "CAST(TIMESTAMPADD(WEEK, WEEK(CAST({col} AS DATE)) - 1, \
-               FLOOR(CAST({col} AS TIMESTAMP) TO YEAR)) AS DATE)",
+        "P1W": "CAST(FLOOR(CAST({col} AS TIMESTAMP) TO WEEK) AS DATE)",
         "P1M": "CAST(FLOOR(CAST({col} AS TIMESTAMP) TO MONTH) AS DATE)",
-        "P0.25Y": "CAST(TIMESTAMPADD(QUARTER, QUARTER(CAST({col} AS DATE)) - 1, \
-                  FLOOR(CAST({col} AS TIMESTAMP) TO YEAR)) AS DATE)",
+        "P0.25Y": "CAST(FLOOR(CAST({col} AS TIMESTAMP) TO QUARTER) AS DATE)",
         "P1Y": "CAST(FLOOR(CAST({col} AS TIMESTAMP) TO YEAR) AS DATE)",
     }