diff --git a/semantic_router/encoders/base.py b/semantic_router/encoders/base.py
index 5c26633f..b1e1311e 100644
--- a/semantic_router/encoders/base.py
+++ b/semantic_router/encoders/base.py
@@ -1,4 +1,4 @@
-from typing import List
+from typing import Any, List
 
 from pydantic.v1 import BaseModel, Field
 
@@ -11,5 +11,5 @@ class BaseEncoder(BaseModel):
     class Config:
         arbitrary_types_allowed = True
 
-    def __call__(self, docs: List[str]) -> List[List[float]]:
+    def __call__(self, docs: List[Any]) -> List[List[float]]:
         raise NotImplementedError("Subclasses must implement this method")
diff --git a/semantic_router/index/base.py b/semantic_router/index/base.py
index f8a965df..d95a62a8 100644
--- a/semantic_router/index/base.py
+++ b/semantic_router/index/base.py
@@ -20,7 +20,7 @@ class BaseIndex(BaseModel):
     type: str = "base"
 
     def add(
-        self, embeddings: List[List[float]], routes: List[str], utterances: List[str]
+        self, embeddings: List[List[float]], routes: List[str], utterances: List[Any]
     ):
         """
         Add embeddings to the index.
diff --git a/tests/unit/test_layer.py b/tests/unit/test_layer.py
index fb5a1439..1cee98ab 100644
--- a/tests/unit/test_layer.py
+++ b/tests/unit/test_layer.py
@@ -289,7 +289,7 @@ def test_query_filter_pinecone(self, openai_encoder, routes, index_cls):
             route_layer(text="Hello", route_filter=["Route 8"]).name
         except ValueError:
             assert True
-        
+
         # delete index
         pineconeindex.delete_index()