diff --git a/src/xenia/gpu/xenos/xenos.h b/src/xenia/gpu/xenos/xenos.h
index ad3cb086a..83a427aa9 100644
--- a/src/xenia/gpu/xenos/xenos.h
+++ b/src/xenia/gpu/xenos/xenos.h
@@ -141,6 +141,7 @@ XEPACKEDUNION(xe_gpu_texture_fetch_t, {
     uint32_t sign_x             : 2;
     uint32_t sign_y             : 2;
     uint32_t sign_z             : 2;
+    uint32_t sign_w             : 2;
     uint32_t clamp_x            : 2;
     uint32_t clamp_y            : 2;
     uint32_t clamp_z            : 2;