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diff --git a/release-notes/7.0/preview/api-diff/rc1/Microsoft.AspNetCore.App/7.0-rc1_Microsoft.AspNetCore.SignalR.md b/release-notes/7.0/preview/api-diff/rc1/Microsoft.AspNetCore.App/7.0-rc1_Microsoft.AspNetCore.SignalR.md
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+++ b/release-notes/7.0/preview/api-diff/rc1/Microsoft.AspNetCore.App/7.0-rc1_Microsoft.AspNetCore.SignalR.md
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+# Microsoft.AspNetCore.SignalR
+
+``` diff
+ namespace Microsoft.AspNetCore.SignalR {
+     public static class ClientProxyExtensions {
+-        public static Task<T> InvokeAsync<T>(this ISingleClientProxy clientProxy, string method, object arg1, object arg2, object arg3, object arg4, object arg5, object arg6, object arg7, object arg8, object arg9, object arg10, CancellationToken cancellationToken = default(CancellationToken));
++        public static Task<T> InvokeAsync<T>(this ISingleClientProxy clientProxy, string method, object arg1, object arg2, object arg3, object arg4, object arg5, object arg6, object arg7, object arg8, object arg9, object arg10, CancellationToken cancellationToken);
+-        public static Task<T> InvokeAsync<T>(this ISingleClientProxy clientProxy, string method, object arg1, object arg2, object arg3, object arg4, object arg5, object arg6, object arg7, object arg8, object arg9, CancellationToken cancellationToken = default(CancellationToken));
++        public static Task<T> InvokeAsync<T>(this ISingleClientProxy clientProxy, string method, object arg1, object arg2, object arg3, object arg4, object arg5, object arg6, object arg7, object arg8, object arg9, CancellationToken cancellationToken);
+-        public static Task<T> InvokeAsync<T>(this ISingleClientProxy clientProxy, string method, object arg1, object arg2, object arg3, object arg4, object arg5, object arg6, object arg7, object arg8, CancellationToken cancellationToken = default(CancellationToken));
++        public static Task<T> InvokeAsync<T>(this ISingleClientProxy clientProxy, string method, object arg1, object arg2, object arg3, object arg4, object arg5, object arg6, object arg7, object arg8, CancellationToken cancellationToken);
+-        public static Task<T> InvokeAsync<T>(this ISingleClientProxy clientProxy, string method, object arg1, object arg2, object arg3, object arg4, object arg5, object arg6, object arg7, CancellationToken cancellationToken = default(CancellationToken));
++        public static Task<T> InvokeAsync<T>(this ISingleClientProxy clientProxy, string method, object arg1, object arg2, object arg3, object arg4, object arg5, object arg6, object arg7, CancellationToken cancellationToken);
+-        public static Task<T> InvokeAsync<T>(this ISingleClientProxy clientProxy, string method, object arg1, object arg2, object arg3, object arg4, object arg5, object arg6, CancellationToken cancellationToken = default(CancellationToken));
++        public static Task<T> InvokeAsync<T>(this ISingleClientProxy clientProxy, string method, object arg1, object arg2, object arg3, object arg4, object arg5, object arg6, CancellationToken cancellationToken);
+-        public static Task<T> InvokeAsync<T>(this ISingleClientProxy clientProxy, string method, object arg1, object arg2, object arg3, object arg4, object arg5, CancellationToken cancellationToken = default(CancellationToken));
++        public static Task<T> InvokeAsync<T>(this ISingleClientProxy clientProxy, string method, object arg1, object arg2, object arg3, object arg4, object arg5, CancellationToken cancellationToken);
+-        public static Task<T> InvokeAsync<T>(this ISingleClientProxy clientProxy, string method, object arg1, object arg2, object arg3, object arg4, CancellationToken cancellationToken = default(CancellationToken));
++        public static Task<T> InvokeAsync<T>(this ISingleClientProxy clientProxy, string method, object arg1, object arg2, object arg3, object arg4, CancellationToken cancellationToken);
+-        public static Task<T> InvokeAsync<T>(this ISingleClientProxy clientProxy, string method, object arg1, object arg2, object arg3, CancellationToken cancellationToken = default(CancellationToken));
++        public static Task<T> InvokeAsync<T>(this ISingleClientProxy clientProxy, string method, object arg1, object arg2, object arg3, CancellationToken cancellationToken);
+-        public static Task<T> InvokeAsync<T>(this ISingleClientProxy clientProxy, string method, object? arg1, object? arg2, CancellationToken cancellationToken = default(CancellationToken));
++        public static Task<T> InvokeAsync<T>(this ISingleClientProxy clientProxy, string method, object? arg1, object? arg2, CancellationToken cancellationToken);
+-        public static Task<T> InvokeAsync<T>(this ISingleClientProxy clientProxy, string method, object? arg1, CancellationToken cancellationToken = default(CancellationToken));
++        public static Task<T> InvokeAsync<T>(this ISingleClientProxy clientProxy, string method, object? arg1, CancellationToken cancellationToken);
+-        public static Task<T> InvokeAsync<T>(this ISingleClientProxy clientProxy, string method, CancellationToken cancellationToken = default(CancellationToken));
++        public static Task<T> InvokeAsync<T>(this ISingleClientProxy clientProxy, string method, CancellationToken cancellationToken);
+     }
+     public class DefaultHubLifetimeManager<THub> : HubLifetimeManager<THub> where THub : Hub {
+-        public override Task<T> InvokeConnectionAsync<T>(string connectionId, string methodName, object?[] args, CancellationToken cancellationToken = default(CancellationToken));
++        public override Task<T> InvokeConnectionAsync<T>(string connectionId, string methodName, object?[] args, CancellationToken cancellationToken);
+     }
+     public abstract class HubLifetimeManager<THub> where THub : Hub {
+-        public virtual Task<T> InvokeConnectionAsync<T>(string connectionId, string methodName, object?[] args, CancellationToken cancellationToken = default(CancellationToken));
++        public virtual Task<T> InvokeConnectionAsync<T>(string connectionId, string methodName, object?[] args, CancellationToken cancellationToken);
+     }
+     public interface ISingleClientProxy : IClientProxy {
+-        Task<T> InvokeCoreAsync<T>(string method, object?[] args, CancellationToken cancellationToken = default(CancellationToken));
++        Task<T> InvokeCoreAsync<T>(string method, object?[] args, CancellationToken cancellationToken);
+     }
+ }
+```
+