diff --git a/src/common/pg_utils_multi.py b/src/common/pg_utils_multi.py
index e193e60..7904703 100644
--- a/src/common/pg_utils_multi.py
+++ b/src/common/pg_utils_multi.py
@@ -110,7 +110,7 @@ def get_conn_config(db_name: str) -> str:
         :return:
         """
         # insure the env parameter prefix is uppercase
-        db_name: str = db_name.upper()
+        db_name: str = db_name.upper().replace('-', '_')
 
         # get configuration params from the env params
         user: str = os.environ.get(f'{db_name}_DB_USERNAME')