diff --git a/.vscode/settings.json b/.vscode/settings.json
index 50d3a6d..683483f 100644
--- a/.vscode/settings.json
+++ b/.vscode/settings.json
@@ -4,6 +4,7 @@
         "cofactor",
         "invertibility",
         "NADAL",
+        "noninvertible",
         "Raytracer",
         "submatrix"
     ],