diff --git a/opcodes/ChangeLog b/opcodes/ChangeLog
index 51c6aa967f..2e04791f93 100644
--- a/opcodes/ChangeLog
+++ b/opcodes/ChangeLog
@@ -1,3 +1,7 @@
+2011-06-30  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* i386-dis.c (vex_len_table): Update rorxS.
+
 2011-06-30  H.J. Lu  <hongjiu.lu@intel.com>
 
 	AVX Programming Reference (June, 2011)
diff --git a/opcodes/i386-dis.c b/opcodes/i386-dis.c
index 04ab2bd9b8..d284afc628 100644
--- a/opcodes/i386-dis.c
+++ b/opcodes/i386-dis.c
@@ -8961,7 +8961,7 @@ static const struct dis386 vex_len_table[][2] = {
 
   /* VEX_LEN_0F3AF0_P_3 */
   {
-    { "rorxS",		{ Gv, Ev, Ib } },
+    { "rorxS",		{ Gdq, Edq, Ib } },
   },
 
   /* VEX_LEN_0FXOP_09_80 */