diff --git a/lldb/test/API/commands/expression/no-deadlock/TestExprDoesntBlock.py b/lldb/test/API/commands/expression/no-deadlock/TestExprDoesntBlock.py
index d7d963390b051e..3423ec6e6ab9b0 100644
--- a/lldb/test/API/commands/expression/no-deadlock/TestExprDoesntBlock.py
+++ b/lldb/test/API/commands/expression/no-deadlock/TestExprDoesntBlock.py
@@ -17,6 +17,7 @@ class ExprDoesntDeadlockTestCase(TestBase):
 
     @expectedFailureAll(oslist=['freebsd'], bugnumber='llvm.org/pr17946')
     @add_test_categories(["basic_process"])
+    @skipIfReproducer # Timeouts are not currently modeled.
     def test_with_run_command(self):
         """Test that expr will time out and allow other threads to run if it blocks."""
         self.build()
diff --git a/lldb/test/API/commands/expression/timeout/TestCallWithTimeout.py b/lldb/test/API/commands/expression/timeout/TestCallWithTimeout.py
index 42e28a5a440a87..36ed7ce26de13e 100644
--- a/lldb/test/API/commands/expression/timeout/TestCallWithTimeout.py
+++ b/lldb/test/API/commands/expression/timeout/TestCallWithTimeout.py
@@ -26,6 +26,7 @@ def setUp(self):
         oslist=[
             "windows"],
         bugnumber="llvm.org/pr21765")
+    @skipIfReproducer # Timeouts are not currently modeled.
     def test(self):
         """Test calling std::String member function."""
         self.build()