diff --git a/.hypothesis/unicode_data/12.1.0/charmap.json.gz b/.hypothesis/unicode_data/12.1.0/charmap.json.gz
deleted file mode 100644
index 316ecf8..0000000
Binary files a/.hypothesis/unicode_data/12.1.0/charmap.json.gz and /dev/null differ
diff --git a/mev_inspect/classifiers/specs/aave.py b/mev_inspect/classifiers/specs/aave.py
index f269e96..d9891ae 100644
--- a/mev_inspect/classifiers/specs/aave.py
+++ b/mev_inspect/classifiers/specs/aave.py
@@ -36,7 +36,7 @@ AAVE_SPEC = ClassifierSpec(
 ATOKENS_SPEC = ClassifierSpec(
     abi_name="aTokens",
     protocol=Protocol.aave,
-    classifications={
+    classifiers={
         "transferOnLiquidation(address,address,uint256)": AaveTransferClassifier,
         "transferFrom(address,address,uint256)": AaveTransferClassifier,
     },
diff --git a/mev_inspect/schemas/liquidations.py b/mev_inspect/schemas/liquidations.py
index f117b31..0c0cef4 100644
--- a/mev_inspect/schemas/liquidations.py
+++ b/mev_inspect/schemas/liquidations.py
@@ -1,4 +1,4 @@
-from typing import List
+from typing import List, Optional
 from pydantic import BaseModel
 from mev_inspect.schemas.classified_traces import Protocol
 
@@ -10,7 +10,7 @@ class Liquidation(BaseModel):
     debt_token_address: str
     debt_purchase_amount: int
     received_amount: int
-    received_token_address: str
+    received_token_address: Optional[str]
     protocol: Protocol
     transaction_hash: str
     trace_address: List[int]