diff --git a/ebike-operations/src/main/resources/mapper/EbikeRegionMapper.xml b/ebike-operations/src/main/resources/mapper/EbikeRegionMapper.xml
index 3c87e98..d78b5b8 100644
--- a/ebike-operations/src/main/resources/mapper/EbikeRegionMapper.xml
+++ b/ebike-operations/src/main/resources/mapper/EbikeRegionMapper.xml
@@ -8,7 +8,7 @@
         SELECT
             ST_Contains(
                     r.region_polygon::geometry,
-                    ST_MakePoint((b.location[0])::float, (b.location[1])::float)::geometry
+                    ST_SetSRID(ST_MakePoint(ST_X(b.location), ST_Y(b.location)), 4326)
             ) as in_region
         FROM
             ebike_bike_info b