diff --git a/cmake/modules/unittest.cmake b/cmake/modules/unittest.cmake
index e9b767f5877202..892358999cfc40 100644
--- a/cmake/modules/unittest.cmake
+++ b/cmake/modules/unittest.cmake
@@ -81,6 +81,7 @@ endforeach()
 
 list(APPEND INCLUDE
   subsys/testsuite/ztest/include/zephyr
+  subsys/testsuite/ztest/unittest/include
   subsys/testsuite/include/zephyr
   subsys/testsuite/ztest/include
   subsys/testsuite/include
diff --git a/subsys/testsuite/ztest/include/zephyr/arch/cpu.h b/subsys/testsuite/ztest/unittest/include/zephyr/arch/cpu.h
similarity index 100%
rename from subsys/testsuite/ztest/include/zephyr/arch/cpu.h
rename to subsys/testsuite/ztest/unittest/include/zephyr/arch/cpu.h