diff --git a/lib/dl_connector_postgresql/dl_connector_postgresql/core/postgresql_base/async_adapters_postgres.py b/lib/dl_connector_postgresql/dl_connector_postgresql/core/postgresql_base/async_adapters_postgres.py
index 00fad7d46..588e09b1c 100644
--- a/lib/dl_connector_postgresql/dl_connector_postgresql/core/postgresql_base/async_adapters_postgres.py
+++ b/lib/dl_connector_postgresql/dl_connector_postgresql/core/postgresql_base/async_adapters_postgres.py
@@ -17,7 +17,6 @@
     Type,
     TypeVar,
 )
-from urllib.parse import quote_plus
 import uuid
 
 import asyncpg
@@ -465,18 +464,3 @@ def _get_dsn_query_params(self) -> dict:
         return {
             "sslmode": "require" if self._target_dto.ssl_enable else "prefer",
         }
-
-    def _get_dsn_params(
-        self,
-        safe_db_symbols: tuple[str, ...] = (),
-        db_name: Optional[str] = None,
-        standard_auth: Optional[bool] = True,
-    ) -> dict:
-        return dict(
-            dialect=self._dialect_name,
-            user=quote_plus(self._target_dto.username) if standard_auth else None,
-            passwd=quote_plus(self._target_dto.password) if standard_auth else None,
-            host=quote_plus(self._target_dto.host),
-            port=quote_plus(str(self._target_dto.port)),
-            db_name=db_name or quote_plus(self._target_dto.db_name or "", safe="".join(safe_db_symbols)),
-        )