diff --git a/solc_json_parser/base_parser.py b/solc_json_parser/base_parser.py
index 52dafc5..24d11fc 100644
--- a/solc_json_parser/base_parser.py
+++ b/solc_json_parser/base_parser.py
@@ -35,7 +35,6 @@ def __init__(self) -> None:
         self.exact_version: str = ""
         self.id_to_symbols: Dict[int, str] = {} # mapping from a unique id to symbol string
         self.contracts_dict: dict = {}
-        self.exported_symbols: Dict[str, int] = {}
         self.keys = None
         self.is_standard_json = False
         self.file_path = None # to be overridden by CombinedJsonParser