diff --git a/Dockerfile b/Dockerfile
index 15a8c5e..ee8b760 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -8,10 +8,10 @@ RUN eval $(echo $DATABASE_URL | sed -e 's/^postgres:\/\///' -e 's/@/ /' -e 's/:/
 RUN bash -c ' \
     echo "[database]" > app.ini; \
     echo "DB_TYPE = postgres" >> app.ini; \
-    echo "HOST = $host:$port" >> app.ini; \
-    echo "NAME = $dbname" >> app.ini; \
-    echo "USER = $username" >> app.ini; \
-    echo "PASSWD = $password" >> app.ini; \
+    echo "HOST = $DATABASE_HOST" >> app.ini; \
+    echo "NAME = $DATABASE_DB" >> app.ini; \
+    echo "USER = $DATABASE_USER" >> app.ini; \
+    echo "PASSWD = $DATABASE_PASSWORD" >> app.ini; \
     echo "SSL_MODE = require" >> app.ini \
 '