src/jdk.javadoc/share/classes/jdk/javadoc/internal/doclets/toolkit/resources/stylesheet.css

@@ -280,10 +280,11 @@
     clear:both;
     padding:10px 20px;
     position:relative;
 }
 dl.notes > dt {
+    font-family: 'DejaVu Sans', Arial, Helvetica, sans-serif;
     font-size:12px;
     font-weight:bold;
     margin:10px 0 0 0;
     color:#4E4E4E;
 }