diff --git a/codespell_lib/data/dictionary_code.txt b/codespell_lib/data/dictionary_code.txt
index 2f990d594a..c114553166 100644
--- a/codespell_lib/data/dictionary_code.txt
+++ b/codespell_lib/data/dictionary_code.txt
@@ -50,6 +50,7 @@ objext->object
 od->of
 outputof->output of, output-of,
 packat->packet
+postifx->postfix
 process'->process's
 protecten->protection, protected,
 pullrequenst->pull requests, pull request,