diff --git a/Code/Framework/AzFramework/Platform/Common/Xcb/AzFramework/XcbInputDeviceMouse.h b/Code/Framework/AzFramework/Platform/Common/Xcb/AzFramework/XcbInputDeviceMouse.h
index a69a8a9ec5..f5b805a7a5 100644
--- a/Code/Framework/AzFramework/Platform/Common/Xcb/AzFramework/XcbInputDeviceMouse.h
+++ b/Code/Framework/AzFramework/Platform/Common/Xcb/AzFramework/XcbInputDeviceMouse.h
@@ -6,6 +6,8 @@
  *
  */
 
+#pragma once
+
 #include <AzFramework/Input/Devices/Mouse/InputDeviceMouse.h>
 #include <AzFramework/XcbConnectionManager.h>
 #include <AzFramework/XcbEventHandler.h>