diff --git a/src/intel/genxml/gen45.xml b/src/intel/genxml/gen45.xml
index 59460fd3a6b..40642781e6d 100644
--- a/src/intel/genxml/gen45.xml
+++ b/src/intel/genxml/gen45.xml
@@ -379,6 +379,7 @@
     <field name="Viewport XY ClipTest Enable" start="188" end="188" type="bool"/>
     <field name="Viewport Z ClipTest Enable" start="187" end="187" type="bool"/>
     <field name="Guardband ClipTest Enable" start="186" end="186" type="bool"/>
+    <field name="Negative W ClipTest Enable" start="185" end="185" type="bool"/>
     <field name="UserClipFlags MustClip Enable" start="184" end="184" type="bool"/>
     <field name="UserClipFlags ClipTest Enable Bitmask" start="176" end="183" type="bool"/>
     <field name="Clip Mode" start="173" end="175" type="uint" prefix="CLIPMODE">
diff --git a/src/intel/genxml/gen5.xml b/src/intel/genxml/gen5.xml
index 46511920f13..d759ad1a0e7 100644
--- a/src/intel/genxml/gen5.xml
+++ b/src/intel/genxml/gen5.xml
@@ -377,6 +377,7 @@
     <field name="Viewport XY ClipTest Enable" start="188" end="188" type="bool"/>
     <field name="Viewport Z ClipTest Enable" start="187" end="187" type="bool"/>
     <field name="Guardband ClipTest Enable" start="186" end="186" type="bool"/>
+    <field name="Negative W ClipTest Enable" start="185" end="185" type="bool"/>
     <field name="UserClipFlags MustClip Enable" start="184" end="184" type="bool"/>
     <field name="UserClipFlags ClipTest Enable Bitmask" start="176" end="183" type="bool"/>
     <field name="Clip Mode" start="173" end="175" type="uint" prefix="CLIPMODE">