diff --git a/.github/actions/spelling/expect.txt b/.github/actions/spelling/expect.txt
index cb1574b555..f063332bb8 100644
--- a/.github/actions/spelling/expect.txt
+++ b/.github/actions/spelling/expect.txt
@@ -340,6 +340,7 @@ msft
 msftrubengu
 MSIHASH
 MSIXHASH
+MSIXSTRM
 msstore
 MSZIP
 mszyml