diff --git a/src/Microsoft.Azure.SignalR.Common/Endpoints/AadAccessKey.cs b/src/Microsoft.Azure.SignalR.Common/Endpoints/AadAccessKey.cs
index 76b982875..874961eed 100644
--- a/src/Microsoft.Azure.SignalR.Common/Endpoints/AadAccessKey.cs
+++ b/src/Microsoft.Azure.SignalR.Common/Endpoints/AadAccessKey.cs
@@ -24,7 +24,7 @@ internal class AadAccessKey : AccessKey
 
         internal const int GetTokenMaxRetryTimes = 3;
 
-        internal static readonly TimeSpan AuthorizeTimeout = TimeSpan.FromSeconds(10);
+        internal static readonly TimeSpan AuthorizeTimeout = TimeSpan.FromSeconds(100);
 
         private const string DefaultScope = "https://signalr.azure.com/.default";