diff --git a/opencore_legacy_patcher/efi_builder/misc.py b/opencore_legacy_patcher/efi_builder/misc.py
index 4ffe324ea..5916d2c96 100644
--- a/opencore_legacy_patcher/efi_builder/misc.py
+++ b/opencore_legacy_patcher/efi_builder/misc.py
@@ -331,6 +331,9 @@ xw
             support.BuildSupport(self.model, self.constants, self.config).get_kext_by_bundle_path("USB1.1-Injector.kext/Contents/PlugIns/AppleUSBUHCI.kext")["Enabled"] = True
             support.BuildSupport(self.model, self.constants, self.config).get_kext_by_bundle_path("USB1.1-Injector.kext/Contents/PlugIns/AppleUSBUHCIPCI.kext")["Enabled"] = True
 
+            # Also remove MaxKernel from the USB-Map.kext, as USB stack will be downgraded after root patching
+            support.BuildSupport(self.model, self.constants, self.config).get_kext_by_bundle_path("USB-Map.kext")["MaxKernel"] = ""
+
 
     def _debug_handling(self) -> None:
         """