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-rw-r--r--markdown/extensions/codehilite.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/markdown/extensions/codehilite.py b/markdown/extensions/codehilite.py
index 0657c37..20b889c 100644
--- a/markdown/extensions/codehilite.py
+++ b/markdown/extensions/codehilite.py
@@ -166,7 +166,7 @@ class CodeHilite(object):
c = re.compile(r'''
(?:(?:^::+)|(?P<shebang>^[#]!)) # Shebang or 2 or more colons
(?P<path>(?:/\w+)*[/ ])? # Zero or 1 path
- (?P<lang>[\w+-]*) # The language
+ (?P<lang>[\w#.+-]*) # The language
\s* # Arbitrary whitespace
# Optional highlight lines, single- or double-quote-delimited
(hl_lines=(?P<quot>"|')(?P<hl_lines>.*?)(?P=quot))?