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-rw-r--r--lib/asciidoctor/converter/docbook5.rb2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/asciidoctor/converter/docbook5.rb b/lib/asciidoctor/converter/docbook5.rb
index 84c780d7..e90a293a 100644
--- a/lib/asciidoctor/converter/docbook5.rb
+++ b/lib/asciidoctor/converter/docbook5.rb
@@ -26,7 +26,7 @@ class Converter::DocBook5Converter < Converter::Base
MANPAGE_SECTION_TAGS = { 'section' => 'refsection', 'synopsis' => 'refsynopsisdiv' }
TABLE_PI_NAMES = ['dbhtml', 'dbfo', 'dblatex']
- CopyrightRx = /^(#{CC_ANY}+?)(?: ((?:\d{4}\-)?\d{4}))?$/
+ CopyrightRx = /^(#{CC_ANY}+?)(?: ((?:\d{4}-)?\d{4}))?$/
ImageMacroRx = /^image::?(\S|\S#{CC_ANY}*?\S)\[(#{CC_ANY}+)?\]$/
def initialize backend, opts = {}