diff --git a/tests/monotouch-test/HttpClient/HttpClientTest.cs b/tests/monotouch-test/HttpClient/HttpClientTest.cs
index ba17c5427721..77efe890d8fb 100644
--- a/tests/monotouch-test/HttpClient/HttpClientTest.cs
+++ b/tests/monotouch-test/HttpClient/HttpClientTest.cs
@@ -80,7 +80,9 @@ public static IHandlerWrapper GetWrapper (Type handlerType)
 		}
 
 		[TestCase (typeof (HttpClientHandler), 8)]
-		[TestCase (typeof (CFNetworkHandler), 8)]
+		// There are known issues (deadlocks) with CFNetworkHandler: https://github.com/dotnet/macios/issues/25634
+		// CFNetworkHandler is obsolete, so we won't fix any such issues, so to avoid deadlocks, just avoid testing CFNetworkHandler.
+		[TestCase (typeof (CFNetworkHandler), 8, Ignore = "There are known issues (deadlocks) with CFNetworkHandler: https://github.com/dotnet/macios/issues/25634")]
 		[TestCase (typeof (NSUrlSessionHandler), 9)]
 		public void EnsureModifiabilityPostSend (Type handlerType, int macOSMinVersion)
 		{
diff --git a/tests/monotouch-test/System.Net.Http/MessageHandlers.cs b/tests/monotouch-test/System.Net.Http/MessageHandlers.cs
index b159fab8c8c5..6bf154dc0934 100644
--- a/tests/monotouch-test/System.Net.Http/MessageHandlers.cs
+++ b/tests/monotouch-test/System.Net.Http/MessageHandlers.cs
@@ -52,7 +52,9 @@ HttpMessageHandler GetHandler (Type handler_type)
 
 		[Test]
 		[TestCase (typeof (HttpClientHandler))]
-		[TestCase (typeof (CFNetworkHandler))]
+		// There are known issues (deadlocks) with CFNetworkHandler: https://github.com/dotnet/macios/issues/25634
+		// CFNetworkHandler is obsolete, so we won't fix any such issues, so to avoid deadlocks, just avoid testing CFNetworkHandler.
+		[TestCase (typeof (CFNetworkHandler), Ignore = "There are known issues (deadlocks) with CFNetworkHandler: https://github.com/dotnet/macios/issues/25634")]
 		[TestCase (typeof (SocketsHttpHandler))]
 		[TestCase (typeof (NSUrlSessionHandler))]
 		public void DnsFailure (Type handlerType)
@@ -438,7 +440,9 @@ public void TestNSUrlSessionTimeoutExceptionWhileStreamingContent ()
 
 		// ensure that if we have a redirect, we do not have the auth headers in the following requests
 		[TestCase (typeof (HttpClientHandler))]
-		[TestCase (typeof (CFNetworkHandler))]
+		// There are known issues (deadlocks) with CFNetworkHandler: https://github.com/dotnet/macios/issues/25634
+		// CFNetworkHandler is obsolete, so we won't fix any such issues, so to avoid deadlocks, just avoid testing CFNetworkHandler.
+		[TestCase (typeof (CFNetworkHandler), Ignore = "There are known issues (deadlocks) with CFNetworkHandler: https://github.com/dotnet/macios/issues/25634")]
 		[TestCase (typeof (NSUrlSessionHandler))]
 		public void RedirectionWithAuthorizationHeaders (Type handlerType)
 		{