diff --git a/src/libraries/System.Net.Quic/tests/FunctionalTests/QuicTestBase.cs b/src/libraries/System.Net.Quic/tests/FunctionalTests/QuicTestBase.cs
index bcb2bd247ee07..e76591f4e0436 100644
--- a/src/libraries/System.Net.Quic/tests/FunctionalTests/QuicTestBase.cs
+++ b/src/libraries/System.Net.Quic/tests/FunctionalTests/QuicTestBase.cs
@@ -117,7 +117,7 @@ internal async Task PingPong(QuicConnection client, QuicConnection server)
 
         private QuicListener CreateQuicListener(QuicListenerOptions options) => new QuicListener(ImplementationProvider, options);
 
-        internal async Task RunClientServer(Func<QuicConnection, Task> clientFunction, Func<QuicConnection, Task> serverFunction, int iterations = 1, int millisecondsTimeout = 10_000, QuicListenerOptions listenerOptions = null)
+        internal async Task RunClientServer(Func<QuicConnection, Task> clientFunction, Func<QuicConnection, Task> serverFunction, int iterations = 1, int millisecondsTimeout = 30_000, QuicListenerOptions listenerOptions = null)
         {
             const long ClientCloseErrorCode = 11111;
             const long ServerCloseErrorCode = 22222;
@@ -186,10 +186,10 @@ await RunClientServer(
             );
         }
 
-        internal Task RunBidirectionalClientServer(Func<QuicStream, Task> clientFunction, Func<QuicStream, Task> serverFunction, int iterations = 1, int millisecondsTimeout = 10_000)
+        internal Task RunBidirectionalClientServer(Func<QuicStream, Task> clientFunction, Func<QuicStream, Task> serverFunction, int iterations = 1, int millisecondsTimeout = 30_000)
             => RunStreamClientServer(clientFunction, serverFunction, bidi: true, iterations, millisecondsTimeout);
 
-        internal Task RunUnirectionalClientServer(Func<QuicStream, Task> clientFunction, Func<QuicStream, Task> serverFunction, int iterations = 1, int millisecondsTimeout = 10_000)
+        internal Task RunUnirectionalClientServer(Func<QuicStream, Task> clientFunction, Func<QuicStream, Task> serverFunction, int iterations = 1, int millisecondsTimeout = 30_000)
             => RunStreamClientServer(clientFunction, serverFunction, bidi: false, iterations, millisecondsTimeout);
 
         internal static async Task<int> ReadAll(QuicStream stream, byte[] buffer)