diff --git a/codespell_lib/data/dictionary.txt b/codespell_lib/data/dictionary.txt
index 179055b395..710343c719 100644
--- a/codespell_lib/data/dictionary.txt
+++ b/codespell_lib/data/dictionary.txt
@@ -23831,6 +23831,7 @@ operaror->operator
 operatation->operation
 operatations->operations
 operater->operator
+operatin->operation, operating,
 operatings->operating
 operatio->operation
 operatione->operation