diff --git a/src/libraries/System.Net.NetworkInformation/src/System/Net/NetworkInformation/SystemIPGlobalProperties.cs b/src/libraries/System.Net.NetworkInformation/src/System/Net/NetworkInformation/SystemIPGlobalProperties.cs
index ef5fb68547fc7f..2af54c4938ca4b 100644
--- a/src/libraries/System.Net.NetworkInformation/src/System/Net/NetworkInformation/SystemIPGlobalProperties.cs
+++ b/src/libraries/System.Net.NetworkInformation/src/System/Net/NetworkInformation/SystemIPGlobalProperties.cs
@@ -379,8 +379,8 @@ public override UnicastIPAddressInformationCollection GetUnicastAddresses() =>
         public override async Task<UnicastIPAddressInformationCollection> GetUnicastAddressesAsync()
         {
             // Wait for the address table to stabilize.
-            var tcs = new TaskCompletionSource<bool>(TaskCreationOptions.RunContinuationsAsynchronously);
-            if (!TeredoHelper.UnsafeNotifyStableUnicastIpAddressTable(s => ((TaskCompletionSource<bool>)s).TrySetResult(true), tcs))
+            var tcs = new TaskCompletionSource(TaskCreationOptions.RunContinuationsAsynchronously);
+            if (!TeredoHelper.UnsafeNotifyStableUnicastIpAddressTable(s => ((TaskCompletionSource)s).TrySetResult(), tcs))
             {
                 await tcs.Task.ConfigureAwait(false);
             }