diff --git a/.drone.yml b/.drone.yml
index 8268b43..b23e5ef 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -11,7 +11,7 @@ steps:
         destination: bestaddresses.zip
     
     - name: convert
-      image: osgeo/gdal:alpine-normal-latest
+      image: osgeo/gdal:alpine-normal-3.6.3
       environment:
           SELECT: SELECT shape AS geom, id, best_id, coalesce(streetname_fr, streetname_nl, streetname_de) AS streetname, postal_info_objectid, municipality_objectid, COALESCE(municipality_fr, municipality_nl, municipality_de) AS municipality
       commands: