diff --git a/aurora/aurora.py b/aurora/aurora.py
index cbc0936..6f2e287 100644
--- a/aurora/aurora.py
+++ b/aurora/aurora.py
@@ -518,6 +518,7 @@ class Aurora(commands.Cog):
         await self.moderate(
             ctx=interaction,
             target=channel,
+            duration=None,
             silent=True,
             permissions=["manage_channel"],
             moderation_type=type_registry["slowmode"],