diff --git a/cspell.json b/cspell.json
index 9953b6f0cd0..d7a25b5378c 100644
--- a/cspell.json
+++ b/cspell.json
@@ -3,6 +3,7 @@
     "words": [
         // In code
         //
+        "aarch",
         "aeiou",
         "arraysort",
         "arithmetization",