diff --git a/cSpell.json b/cSpell.json
index 81ac90dc4..727a41bc9 100644
--- a/cSpell.json
+++ b/cSpell.json
@@ -56,6 +56,7 @@
     "gzipped",
     "huynh",
     "huynhicode",
+    "iife",
     "inkdrop",
     "jaoude",
     "jgreywolf",