diff --git a/alembic/env.py b/alembic/env.py
index c3dddb6..88c0542 100644
--- a/alembic/env.py
+++ b/alembic/env.py
@@ -15,7 +15,7 @@ config = context.config
 if config.config_file_name is not None:
     fileConfig(config.config_file_name)
 
-config.set_main_option("sqlalchemy.url", os.getenv("DB_URI"))
+config.set_main_option("sqlalchemy.url", os.getenv("THREEM_DBURL"))
 
 # add your model's MetaData object here
 # for 'autogenerate' support