diff --git a/Source/Tools/FEXLoader/TestHarnessRunner/HostRunner.cpp b/Source/Tools/FEXLoader/TestHarnessRunner/HostRunner.cpp
index 5ffa80bb0..1929838cf 100644
--- a/Source/Tools/FEXLoader/TestHarnessRunner/HostRunner.cpp
+++ b/Source/Tools/FEXLoader/TestHarnessRunner/HostRunner.cpp
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: MIT
 #include "ArchHelpers/UContext.h"
 #include "LinuxSyscalls/SignalDelegator.h"
 #include <FEXCore/Config/Config.h>
diff --git a/Source/Tools/FEXLoader/TestHarnessRunner/HostRunner.h b/Source/Tools/FEXLoader/TestHarnessRunner/HostRunner.h
index 0206b6351..08181ad9f 100644
--- a/Source/Tools/FEXLoader/TestHarnessRunner/HostRunner.h
+++ b/Source/Tools/FEXLoader/TestHarnessRunner/HostRunner.h
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: MIT
 #pragma once
 
 #include <FEXCore/fextl/memory.h>