diff --git a/gateway/platforms/discord.py b/gateway/platforms/discord.py
index c2cc643fd..d8bbb4444 100644
--- a/gateway/platforms/discord.py
+++ b/gateway/platforms/discord.py
@@ -609,7 +609,7 @@ class DiscordAdapter(BasePlatformAdapter):
         audio_path: str,
         caption: Optional[str] = None,
         reply_to: Optional[str] = None,
-        metadata: Optional[Dict[str, Any]] = None,
+        **kwargs,
     ) -> SendResult:
         """Send audio as a Discord file attachment."""
         try:
diff --git a/gateway/platforms/slack.py b/gateway/platforms/slack.py
index d75685bfb..cd9dd4d2b 100644
--- a/gateway/platforms/slack.py
+++ b/gateway/platforms/slack.py
@@ -506,6 +506,7 @@ class SlackAdapter(BasePlatformAdapter):
         caption: Optional[str] = None,
         reply_to: Optional[str] = None,
         metadata: Optional[Dict[str, Any]] = None,
+        **kwargs,
     ) -> SendResult:
         """Send an audio file to Slack."""
         try:
diff --git a/tests/gateway/test_web.py b/tests/gateway/test_web.py
index f37c46552..efa1204ad 100644
--- a/tests/gateway/test_web.py
+++ b/tests/gateway/test_web.py
@@ -72,7 +72,7 @@ class TestConfigEnvOverrides(unittest.TestCase):
 
     @patch.dict(os.environ, {
         "WEB_UI_ENABLED": "true",
-        "WEB_TOKEN": "",
+        "WEB_UI_TOKEN": "",
     }, clear=False)
     def test_web_defaults(self):
         config = GatewayConfig()