diff --git a/.drone.yml b/.drone.yml
index 3d63927..5f9756e 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -30,14 +30,14 @@ steps:
     image: rust:1.54.0-slim-bullseye
     commands:
       - apt-get -qq update && apt-get -yqq install pkg-config libssl-dev build-essential libsqlite3-dev python3.9 python3.9-venv postgresql postgresql-client
-      - sudo -u postgres createuser root
-      - sudo -u postgres createdb -O root testsuitedb
+      - su -u postgres -c 'createuser root'
+      - su -u postgres -c 'createdb -O root testsuitedb'
       - psql testsuitedb -c 'CREATE TABLE testsuitetable ();'
       - cargo install -q --path yama
       - cargo install -q --path datman
       - python3.9 -m venv testsuite/.venv
       - ./testsuite/.venv/bin/pip install -e testsuite -e datman-helper-postgres
-      - cd testsuite && ./.venv/bin/green
+      - cd testsuite && TEST_POSTGRES=$(hostname),testsuitedb,root ./.venv/bin/green
 
   - name: deploy manual
     image: rust:1.54.0-slim