diff --git a/xml2rfc/data/xml2rfc.css b/xml2rfc/data/xml2rfc.css
index bbcd5277..abbc48ca 100644
--- a/xml2rfc/data/xml2rfc.css
+++ b/xml2rfc/data/xml2rfc.css
@@ -1047,7 +1047,7 @@ table {
 ol.type-a { list-style-type: lower-alpha; }
 ol.type-A { list-style-type: upper-alpha; }
 ol.type-i { list-style-type: lower-roman; }
-ol.type-I { list-style-type: lower-roman; }
+ol.type-I { list-style-type: upper-roman; }
 /* Apply the print table and row borders in general, on request from the RPC,
 and increase the contrast between border and odd row background slightly */
 table {