diff --git a/tests/unit/test_runtime_child_remap.py b/tests/unit/test_runtime_child_remap.py
index 4bd3492..5c9a825 100644
--- a/tests/unit/test_runtime_child_remap.py
+++ b/tests/unit/test_runtime_child_remap.py
@@ -86,7 +86,7 @@ class RuntimeChildRemap(unittest.TestCase):
             before = run.download()
             old_allocations = list(allocations)
             if failure == 'construction':
-                operation = patch.object(module.compiler, 'compile_kernel', side_effect=RuntimeError('candidate compile'))
+                operation = patch.object(module.compiler, 'build_module', side_effect=RuntimeError('candidate compile'))
             else:
                 initialize = type(run).initialize
                 def fail(candidate, *arrays):