diff --git a/src/Discord.Net.Rest/DiscordRestApiClient.cs b/src/Discord.Net.Rest/DiscordRestApiClient.cs
index b1e04e9dc..777ed8e99 100644
--- a/src/Discord.Net.Rest/DiscordRestApiClient.cs
+++ b/src/Discord.Net.Rest/DiscordRestApiClient.cs
@@ -376,7 +376,7 @@ namespace Discord.API
             Preconditions.AtLeast(args.Position, 0, nameof(args.Position));
             Preconditions.NotNullOrEmpty(args.Name, nameof(args.Name));
             Preconditions.AtLeast(args.SlowModeInterval, 0, nameof(args.SlowModeInterval));
-            Preconditions.AtMost(args.SlowModeInterval, 120, nameof(args.SlowModeInterval));
+            Preconditions.AtMost(args.SlowModeInterval, 21600, nameof(args.SlowModeInterval));
             options = RequestOptions.CreateOrClone(options);
 
             var ids = new BucketIds(channelId: channelId);