diff --git a/src/intel/genxml/gen125.xml b/src/intel/genxml/gen125.xml
index 127a6d9d51e..4ef6261309b 100644
--- a/src/intel/genxml/gen125.xml
+++ b/src/intel/genxml/gen125.xml
@@ -6298,7 +6298,7 @@
   </instruction>
   <instruction name="MI_MATH" bias="2">
     <field name="DWord Length" start="0" end="7" type="uint" default="0" />
-    <field name="MOCS" start="8" end="14" type="uint" />
+    <field name="MOCS" start="8" end="14" type="uint" nonzero="true" />
     <field name="Predication Enable" start="15" end="15" type="bool" />
     <field name="MI Command Opcode" start="23" end="28" type="uint" default="26" />
     <field name="Command Type" start="29" end="31" type="uint" default="0" />