diff --git a/src/gallium/drivers/swr/rasterizer/core/knobs.h b/src/gallium/drivers/swr/rasterizer/core/knobs.h
index e347558b6a2..7928f5d6d76 100644
--- a/src/gallium/drivers/swr/rasterizer/core/knobs.h
+++ b/src/gallium/drivers/swr/rasterizer/core/knobs.h
@@ -39,7 +39,7 @@
 ///////////////////////////////////////////////////////////////////////////////
 
 #define ENABLE_AVX512_SIMD16    1
-#define USE_8x2_TILE_BACKEND    1
+#define USE_8x2_TILE_BACKEND    0
 #define USE_SIMD16_FRONTEND     0
 
 ///////////////////////////////////////////////////////////////////////////////