diff --git a/include/d3d10.idl b/include/d3d10.idl
index 146332ac1cd..c35e44a0d92 100644
--- a/include/d3d10.idl
+++ b/include/d3d10.idl
@@ -891,6 +891,10 @@ typedef enum D3D10_MAP_FLAG {
     D3D10_MAP_FLAG_DO_NOT_WAIT = 0x100000,
 } D3D10_MAP_FLAG;
 
+typedef enum D3D10_RAISE_FLAG {
+    D3D10_RAISE_FLAG_DRIVER_INTERNAL_ERROR = 0x1,
+} D3D10_RAISE_FLAG;
+
 typedef enum D3D10_CLEAR_FLAG {
     D3D10_CLEAR_DEPTH   = 0x1,
     D3D10_CLEAR_STENCIL = 0x2