diff --git a/CorebootModulePkg/CbSupportPei/CbSupportPei.c b/CorebootModulePkg/CbSupportPei/CbSupportPei.c
index 831de89b21..262e6b9d7d 100755
--- a/CorebootModulePkg/CbSupportPei/CbSupportPei.c
+++ b/CorebootModulePkg/CbSupportPei/CbSupportPei.c
@@ -435,12 +435,6 @@ CbPeiEntryPoint (
     return Status;
   }
 
-  //
-  // Mask off all legacy 8259 interrupt sources
-  //
-  IoWrite8 (LEGACY_8259_MASK_REGISTER_MASTER, 0xFF);
-  IoWrite8 (LEGACY_8259_MASK_REGISTER_SLAVE,  0xFF);
-
   return EFI_SUCCESS;
 }