diff --git a/src/snek/view/web.py b/src/snek/view/web.py
index 111f76c..700aa23 100644
--- a/src/snek/view/web.py
+++ b/src/snek/view/web.py
@@ -55,6 +55,16 @@ class WebView(BaseView):
             user_uid=self.session.get("uid"), channel_uid=channel["uid"]
         )
         if not channel_member:
+            if not channel["is_private"]:
+                channel_member = await self.app.services.channel_member.create(
+                    channel_uid=channel["uid"],
+                    user_uid=self.session.get("uid"),
+                    is_moderator=False,
+                    is_read_only=False,
+                    is_muted=False,
+                    is_banned=False,
+                )
+
             return web.HTTPNotFound()
 
         channel_member["new_count"] = 0