diff --git a/codespell_lib/data/dictionary.txt b/codespell_lib/data/dictionary.txt
index f1d25844ee..2134e61dc8 100644
--- a/codespell_lib/data/dictionary.txt
+++ b/codespell_lib/data/dictionary.txt
@@ -25248,6 +25248,7 @@ epigramic->epigrammatic
 epilgoue->epilogue
 episdoe->episode
 episdoes->episodes
+episilon->epsilon
 epitamy->epitome
 eplicit->explicit, elicit,
 eplicitly->explicitly