diff --git a/xml2rfc/data/xml2rfc.css b/xml2rfc/data/xml2rfc.css
index 7d06949c..78198a8f 100644
--- a/xml2rfc/data/xml2rfc.css
+++ b/xml2rfc/data/xml2rfc.css
@@ -371,7 +371,7 @@ hr {
 /* Fix PDF info block run off issue */
 @media print {
   #identifiers dd {
-    float: none;
+    max-width: 100%;
   }
 }
 #identifiers .authors .author {