diff --git a/docker/postgres/env b/docker/postgres/env
index 80c78c2af..a58aa7748 100644
--- a/docker/postgres/env
+++ b/docker/postgres/env
@@ -1,9 +1,9 @@
 POSTGRES_USER=wallabag
 POSTGRES_PASSWORD=wallapass
 POSTGRES_DB=wallabag
-export SYMFONY__ENV__DATABASE_DRIVER=pdo_pgsql
-export SYMFONY__ENV__DATABASE_HOST=rdbms
-export SYMFONY__ENV__DATABASE_PORT=5432
-export SYMFONY__ENV__DATABASE_NAME=wallabag
-export SYMFONY__ENV__DATABASE_USER=wallabag
-export SYMFONY__ENV__DATABASE_PASSWORD=wallapass
+SYMFONY__ENV__DATABASE_HOST=rdbms
+SYMFONY__ENV__DATABASE_PORT=5432
+SYMFONY__ENV__DATABASE_NAME=wallabag
+SYMFONY__ENV__DATABASE_USER=wallabag
+SYMFONY__ENV__DATABASE_PASSWORD=wallapass
+SYMFONY__ENV__DATABASE_DRIVER=pdo_pgsql
\ No newline at end of file