diff --git a/codespell_lib/data/dictionary.txt b/codespell_lib/data/dictionary.txt
index 65b8df9..29bd529 100644
--- a/codespell_lib/data/dictionary.txt
+++ b/codespell_lib/data/dictionary.txt
@@ -14558,6 +14558,7 @@
 hesiate->hesitate
 hesistant->hesitant
 hestiate->hesitate
+hetrogeneous->heterogeneous
 hetrogenous->heterogenous, heterogeneous,
 heuristc->heuristic
 heuristcs->heuristics