diff --git a/.pytool/Plugin/SpellCheck/cspell.base.yaml b/.pytool/Plugin/SpellCheck/cspell.base.yaml
index 1ce5f69911..ad6f7ac06a 100644
--- a/.pytool/Plugin/SpellCheck/cspell.base.yaml
+++ b/.pytool/Plugin/SpellCheck/cspell.base.yaml
@@ -178,5 +178,6 @@
         "vcruntimed",
         "ucrtd",
         "msvcrtd",
+        "XIPFLAGS"
     ]
 }