diff --git a/lodgeit/lib/highlighting.py b/lodgeit/lib/highlighting.py
index 0ca1d09..c176b4b 100644
--- a/lodgeit/lib/highlighting.py
+++ b/lodgeit/lib/highlighting.py
@@ -35,7 +35,12 @@ def _get_pygments_lexers(add_empty=True):
     if add_empty:
         r.append(('', ''),)
     for lexer in get_all_lexers():
-        r.append((lexer[1][0], _(lexer[0])),)
+        try:
+            r.append((lexer[1][0], _(lexer[0])),)
+        except IndexError:
+            # Skip "deprecated" lexer entries, like this in Pygments 2.7.3:
+            # https://github.com/pygments/pygments/commit/5ee1754
+            continue
     return r
 
 
diff --git a/requirements.txt b/requirements.txt
index ddb8d37..3f63568 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ six
 Jinja2
 Werkzeug<0.16
 Pygments<2.6;python_version<'3'
-Pygments<2.7.3;python_version>='3'
+Pygments;python_version>='3'
 SQLAlchemy
 PyMySQL
 simplejson