diff --git a/scripts/spelling.txt b/scripts/spelling.txt
index 1379453..27991a9 100644
--- a/scripts/spelling.txt
+++ b/scripts/spelling.txt
@@ -86,6 +86,7 @@
 ambigious||ambiguous
 amoung||among
 amout||amount
+an union||a union
 an user||a user
 an userspace||a userspace
 analysator||analyzer