diff --git a/hexlib/text.py b/hexlib/text.py
index 7cb7e76..1c3e4b7 100644
--- a/hexlib/text.py
+++ b/hexlib/text.py
@@ -59,7 +59,7 @@ def _transform_trigram(ngram_seq, ngrams):
 SINGLE_QUOTES = ("’", "`")
 SINGLE_QUOTE_TRANS = str.maketrans("".join(SINGLE_QUOTES), "".join(repeat("'", len(SINGLE_QUOTES))))
 
-DASHES = ("–", "⸺", "–")
+DASHES = ("–", "⸺", "–", "—")
 DASHES_TRANS = str.maketrans("".join(DASHES), "".join(repeat("-", len(DASHES))))
 
 PUNCTUATION = ".,;:\"!?/()|*=>"