diff --git a/twilio/http/bearer_token_http_client.py b/twilio/http/bearer_token_http_client.py
deleted file mode 100644
index eb5758db9..000000000
--- a/twilio/http/bearer_token_http_client.py
+++ /dev/null
@@ -1,30 +0,0 @@
-import datetime
-import jwt
-
-from twilio.base.version import Version
-from twilio.http.token_manager import TokenManager
-from twilio.twilio_bearer_token_auth import TwilioBearerTokenAuth
-
-
-class BearerTokenHTTPClient:
-    def __init__(self, orgs_token_manager: TokenManager):
-        self.orgs_token_manager = orgs_token_manager
-
-    def get_access_token(self, version: Version):
-        if TwilioBearerTokenAuth.get_access_token() is None or self.is_token_expired(
-            TwilioBearerTokenAuth.get_access_token()
-        ):
-            access_token = self.orgs_token_manager.fetch_access_token(version)
-            TwilioBearerTokenAuth.init(access_token)
-        else:
-            access_token = TwilioBearerTokenAuth.get_access_token()
-
-        return access_token
-
-    def is_token_expired(self, token):
-        decoded_jwt = jwt.decode(token, options={"verify_signature": True})
-        expires_at = decoded_jwt.get("exp")
-        # Add a buffer of 30 seconds
-        buffer_seconds = 30
-        buffer_expires_at = expires_at - buffer_seconds
-        return buffer_expires_at < datetime.datetime.now().timestamp()
diff --git a/twilio/http/http_client.py b/twilio/http/http_client.py
index de5bdef53..83c0fd13d 100644
--- a/twilio/http/http_client.py
+++ b/twilio/http/http_client.py
@@ -79,9 +79,10 @@ def request(
         elif timeout <= 0:
             raise ValueError(timeout)
 
-        if "Requires-Authentication" in headers:
-            headers.pop("Requires-Authentication", None)
-            auth = None
+        if headers:
+            if "Requires-Authentication" in headers:
+                headers.pop("Requires-Authentication", None)
+                auth = None
 
         kwargs = {
             "method": method.upper(),