diff --git a/lldb/test/objc-stepping/TestObjCStepping.py b/lldb/test/objc-stepping/TestObjCStepping.py
index 291735fb286a..cb6ccd515b9c 100644
--- a/lldb/test/objc-stepping/TestObjCStepping.py
+++ b/lldb/test/objc-stepping/TestObjCStepping.py
@@ -9,6 +9,8 @@ class TestObjCStepping(TestBase):
 
     mydir = "objc-stepping"
 
+    # rdar://problem/8875425 Found mySource->isa local variable assertion failed
+    @unittest2.expectedFailure
     @unittest2.skipUnless(sys.platform.startswith("darwin"), "requires Darwin")
     @python_api_test
     def test_with_dsym_and_python_api(self):
@@ -16,6 +18,8 @@ class TestObjCStepping(TestBase):
         self.buildDsym()
         self.objc_stepping()
 
+    # rdar://problem/8875425 Found mySource->isa local variable assertion failed
+    @unittest2.expectedFailure
     @python_api_test
     def test_with_dwarf_and_python_api(self):
         """Test stepping through ObjC method dispatch in various forms."""