X-Git-Url: http://git.vanrenterghem.biz/git.ikiwiki.info.git/blobdiff_plain/dae0f48e91304afcb6ebe0936360e51b22a56548..7aab2d2ac63315604b72de41ec57e32da3c9c25e:/IkiWiki/Plugin/polygen.pm

diff --git a/IkiWiki/Plugin/polygen.pm b/IkiWiki/Plugin/polygen.pm
index 05ad4416e..966b6cb51 100644
--- a/IkiWiki/Plugin/polygen.pm
+++ b/IkiWiki/Plugin/polygen.pm
@@ -21,6 +21,7 @@ sub preprocess (@) { #{{{
 
 	# Sanitize parameters
 	$grammar =~ IkiWiki::basename($grammar);
+	$grammar =~ s/[^A-Za-z0-9]//g;
 	$grammar =~ s/\.grm$//;
 	$grammar .= '.grm';
 	$symbol =~ s/[^A-Za-z0-9]//g if defined $symbol;