diff --git a/codespell_lib/data/dictionary.txt b/codespell_lib/data/dictionary.txt
index 746eccd92c..3fb471ef50 100644
--- a/codespell_lib/data/dictionary.txt
+++ b/codespell_lib/data/dictionary.txt
@@ -28853,6 +28853,9 @@ fomrats->formats
 fomratted->formatted
 fomratter->formatter
 fomratting->formatting
+fomrula->formula
+fomrulae->formulae
+fomrulas->formulas
 fomula->formula
 fomulae->formulae
 fomulaic->formulaic