diff --git a/src/attrdict.c b/src/attrdict.c
index 5e338f3..75fe8c1 100644
--- a/src/attrdict.c
+++ b/src/attrdict.c
@@ -1653,6 +1653,7 @@ const AttrVersion TY_(W3CAttrsFor_IMG)[] =
   { TidyAttr_ALT,                   HT20|HT32|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|XB10|HT50|XH50 },
   { TidyAttr_BORDER,                xxxx|HT32|H40T|H41T|X10T|H40F|H41F|X10F|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx },
   { TidyAttr_CLASS,                 xxxx|xxxx|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|XB10|HT50|XH50 }, /* CORE override */
+  { TidyAttr_CROSSORIGIN,           xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|HT50|XH50 },
   { TidyAttr_DIR,                   xxxx|xxxx|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|xxxx|xxxx|HT50|XH50 }, /* CORE override */
   { TidyAttr_HEIGHT,                xxxx|HT32|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|XB10|HT50|XH50 },
   { TidyAttr_HSPACE,                xxxx|HT32|H40T|H41T|X10T|H40F|H41F|X10F|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx },
@@ -2777,6 +2778,7 @@ const AttrVersion TY_(W3CAttrsFor_SCRIPT)[] =
   INCLUDE_MICRODATA
   { TidyAttr_ASYNC,                 xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|HT50|XH50 },
   { TidyAttr_CHARSET,               xxxx|xxxx|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|xxxx|HT50|XH50 },
+  { TidyAttr_CROSSORIGIN,           xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|HT50|XH50 },
   { TidyAttr_DEFER,                 xxxx|xxxx|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|xxxx|HT50|XH50 },
   { TidyAttr_EVENT,                 xxxx|xxxx|H40T|H41T|xxxx|H40F|H41F|xxxx|H40S|H41S|xxxx|xxxx|xxxx|xxxx|xxxx },
   { TidyAttr_FOR,                   xxxx|xxxx|H40T|H41T|xxxx|H40F|H41F|xxxx|H40S|H41S|xxxx|xxxx|xxxx|xxxx|xxxx },
@@ -3568,6 +3570,7 @@ const AttrVersion TY_(W3CAttrsFor_VIDEO)[] =
   INCLUDE_MICRODATA
   { TidyAttr_AUTOPLAY,              xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|HT50|XH50 },
   { TidyAttr_CONTROLS,              xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|HT50|XH50 },
+  { TidyAttr_CROSSORIGIN,           xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|HT50|XH50 },
   { TidyAttr_HEIGHT,                xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|HT50|XH50 },
   { TidyAttr_LOOP,                  xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|HT50|XH50 },
   { TidyAttr_MEDIAGROUP,            xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|HT50|XH50 },