diff --git a/litellm/experimental_mcp_client/client.py b/litellm/experimental_mcp_client/client.py
index 5e21ff9754f..0e099e8fcfa 100644
--- a/litellm/experimental_mcp_client/client.py
+++ b/litellm/experimental_mcp_client/client.py
@@ -211,6 +211,8 @@ class MCPClient:
                     headers["Authorization"] = self._mcp_auth_value
                 elif self.auth_type == MCPAuth.oauth2:
                     headers["Authorization"] = f"Bearer {self._mcp_auth_value}"
+                elif self.auth_type == MCPAuth.oauth2_token_exchange:
+                    headers["Authorization"] = f"Bearer {self._mcp_auth_value}"
             elif isinstance(self._mcp_auth_value, dict):
                 headers.update(self._mcp_auth_value)