diff --git a/doc/bugs/errors_with_ampersand_in_filename.mdwn b/doc/bugs/errors_with_ampersand_in_filename.mdwn
index 5509f48be..966060a9f 100644
--- a/doc/bugs/errors_with_ampersand_in_filename.mdwn
+++ b/doc/bugs/errors_with_ampersand_in_filename.mdwn
@@ -4,9 +4,9 @@ I renamed the files and committed.
 
 Even now, I still get the following error messages:
 
-Use of uninitialized value in substitution (s///) at /usr/lib64/perl5/vendor_perl/5.8.8/IkiWiki.pm line 764.
-Use of uninitialized value in substitution (s///) at /usr/lib64/perl5/vendor_perl/5.8.8/IkiWiki.pm line 768.
-Use of uninitialized value in concatenation (.) or string at /usr/lib64/perl5/vendor_perl/5.8.8/IkiWiki.pm line 773.
-Use of uninitialized value in concatenation (.) or string at /usr/lib64/perl5/vendor_perl/5.8.8/IkiWiki.pm line 773.
-Use of uninitialized value in concatenation (.) or string at /usr/lib64/perl5/vendor_perl/5.8.8/IkiWiki.pm line 773.
-Use of uninitialized value in concatenation (.) or string at /usr/lib64/perl5/vendor_perl/5.8.8/IkiWiki.pm line 773.
+    Use of uninitialized value in substitution (s///) at /usr/lib64/perl5/vendor_perl/5.8.8/IkiWiki.pm line 764.
+    Use of uninitialized value in substitution (s///) at /usr/lib64/perl5/vendor_perl/5.8.8/IkiWiki.pm line 768.
+    Use of uninitialized value in concatenation (.) or string at /usr/lib64/perl5/vendor_perl/5.8.8/IkiWiki.pm line 773.
+    Use of uninitialized value in concatenation (.) or string at /usr/lib64/perl5/vendor_perl/5.8.8/IkiWiki.pm line 773.
+    Use of uninitialized value in concatenation (.) or string at /usr/lib64/perl5/vendor_perl/5.8.8/IkiWiki.pm line 773.
+    Use of uninitialized value in concatenation (.) or string at /usr/lib64/perl5/vendor_perl/5.8.8/IkiWiki.pm line 773.