diff --git a/.cspell.json b/.cspell.json
index b793b19..08ecc4c 100644
--- a/.cspell.json
+++ b/.cspell.json
@@ -265,7 +265,6 @@
     "VSCode"
   ],
   "words": [
-    "cumsum",
     "aabb",
     "aarch",
     "abspath",