diff --git a/cspell.json b/cspell.json
index 573f1929..6ae546d0 100644
--- a/cspell.json
+++ b/cspell.json
@@ -46,6 +46,7 @@
     "strs",
     "structs",
     "subexpressions",
+    "subimpls",
     "subpatterns",
     "unpark",
     "vecs",