"|//|\\*\\*|::|[/<>=]="),
 IPATTERN("fountain", "^((\\.[^.]|(int|ext|est|int\\.?/ext|i/e)[. ]).*)$",
         "[^ \t-]+"),
-PATTERNS("html", "^[ \t]*(<[Hh][1-6][ \t].*>.*)$",
+PATTERNS("html", "^[ \t]*(<[Hh][1-6]([ \t].*)?>.*)$",
         "[^<>= \t]+"),
 PATTERNS("java",
         "!^[ \t]*(catch|do|for|if|instanceof|new|return|switch|throw|while)\n"
                strbuf_addf(&name, "textconv/%s", driver->name);
                notes_cache_init(c, name.buf, driver->textconv);
                driver->textconv_cache = c;
+               strbuf_release(&name);
        }
 
        return driver;