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-rw-r--r--pygments/lexers/text.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/pygments/lexers/text.py b/pygments/lexers/text.py
index ebcf38af..75a90bb0 100644
--- a/pygments/lexers/text.py
+++ b/pygments/lexers/text.py
@@ -475,7 +475,7 @@ class GroffLexer(RegexLexer):
}
def analyse_text(text):
- if text[0] != '.':
+ if text[:1] != '.':
return False
if text[:3] == '.\\"':
return True