diff --git a/assets/instructions.json b/assets/instructions.json
index 8fb0ccf..6d179cb 100644
--- a/assets/instructions.json
+++ b/assets/instructions.json
@@ -8949,6 +8949,7 @@
       "opcode": "1b",
       "map": "0f",
       "extensions": {
+        "mode": "exclude64",
         "prefix": "f2",
         "modrm_mod": "register"
       },
@@ -8974,11 +8975,9 @@
       "opcode": "1b",
       "map": "0f",
       "extensions": {
+        "mode": "require64",
         "prefix": "f2",
-        "modrm_mod": "register",
-        "bitfilters": [
-          "rex_w"
-        ]
+        "modrm_mod": "register"
       },
       "cpuid": [
         "mpx"
@@ -9388,6 +9387,33 @@
       "opcode": "1b",
       "map": "0f",
       "extensions": {
+        "mode": "exclude64",
+        "prefix": "66",
+        "modrm_mod": "register"
+      },
+      "cpuid": [
+        "mpx"
+      ],
+      "operands": {
+        "operand1": {
+          "type": "bndr",
+          "encoding": "modrm_rm",
+          "accessmode": "write"
+        },
+        "operand2": {
+          "type": "bndr",
+          "encoding": "modrm_reg"
+        }
+      },
+      "comment": "bndmov $BNDR, $BNDR (BNDMOVMRrr)",
+      "cd8scale": 0
+    },
+    {
+      "mnemonic": "bndmov",
+      "opcode": "1b",
+      "map": "0f",
+      "extensions": {
+        "mode": "require64",
         "prefix": "66",
         "modrm_mod": "register"
       },
@@ -29690,6 +29716,9 @@
     {
       "mnemonic": "into",
       "opcode": "ce",
+      "extensions": {
+        "mode": "exclude64"
+      },
       "implicit_read": [
         "eflags"
       ],