diff --git a/lib/unicodesymbols b/lib/unicodesymbols
index 6f463c8338..e12b18f378 100644
--- a/lib/unicodesymbols
+++ b/lib/unicodesymbols
@@ -931,4 +931,6 @@
 0x1ef8 "\\~{Y}"                   "" "" # LATIN CAPITAL LETTER Y WITH TILDE
 0x1ef9 "\\~{y}"                   "" "" # LATIN SMALL LETTER Y WITH TILDE
 0x20ac "\\texteuro"               "textcomp" "" # EURO SIGN
+0x2013 "--"                       "" "" # EN DASH
+0x2014 "---"                      "" "" # EM DASH