diff --git a/src/calibre/ebooks/lrf/html/convert_from.py b/src/calibre/ebooks/lrf/html/convert_from.py
index 8eeff46d79..ae2ab233a5 100644
--- a/src/calibre/ebooks/lrf/html/convert_from.py
+++ b/src/calibre/ebooks/lrf/html/convert_from.py
@@ -813,7 +813,7 @@ class HTMLConverter(object, LoggingInterface):
         
         def append_text(src):
             fp, key, variant = self.font_properties(css)
-            for x, y in [(u'\xa0', ' '), (u'\ufb00', 'ff'), (u'\ufb01', 'fi'), (u'\ufb02', 'fl'), (u'\ufb03', 'ffi'), (u'\ufb04', 'ffl')]:
+            for x, y in [(u'\xad', ''), (u'\xa0', ' '), (u'\ufb00', 'ff'), (u'\ufb01', 'fi'), (u'\ufb02', 'fl'), (u'\ufb03', 'ffi'), (u'\ufb04', 'ffl')]:
                 src = src.replace(x, y)
             
             valigner = lambda x: x