diff --git a/include/uapi/drm/drm_fourcc.h b/include/uapi/drm/drm_fourcc.h
index 78abd819fd62e50fda6588628301d0d23a16b18a..70f3b00b0681c81e8be0cef61bbb5ebbe95af67c 100644
--- a/include/uapi/drm/drm_fourcc.h
+++ b/include/uapi/drm/drm_fourcc.h
@@ -1516,6 +1516,7 @@ drm_fourcc_canonicalize_nvidia_format_mod(__u64 modifier)
  * 64K_D_2D on GFX12 is identical to 64K_D on GFX11.
  */
 #define AMD_FMT_MOD_TILE_GFX9_64K_D 10
+#define AMD_FMT_MOD_TILE_GFX9_4K_D_X 22
 #define AMD_FMT_MOD_TILE_GFX9_64K_S_X 25
 #define AMD_FMT_MOD_TILE_GFX9_64K_D_X 26
 #define AMD_FMT_MOD_TILE_GFX9_64K_R_X 27