diff --git a/spacy/util.py b/spacy/util.py
index dc7a4efe0..38ba7b1b5 100644
--- a/spacy/util.py
+++ b/spacy/util.py
@@ -60,7 +60,7 @@ if TYPE_CHECKING:
 # fmt: off
 OOV_RANK = numpy.iinfo(numpy.uint64).max
 DEFAULT_OOV_PROB = -20
-LEXEME_NORM_LANGS = ["cs", "da", "de", "el", "en", "id", "lb", "mk", "pt", "ru", "sr", "ta", "th"]
+LEXEME_NORM_LANGS = ["cs", "da", "de", "el", "en", "grc", "id", "lb", "mk", "pt", "ru", "sr", "ta", "th"]
 
 # Default order of sections in the config file. Not all sections needs to exist,
 # and additional sections are added at the end, in alphabetical order.