diff --git a/src/intel/isl/isl.c b/src/intel/isl/isl.c
index 5035eeaeb82..158092b6ecf 100644
--- a/src/intel/isl/isl.c
+++ b/src/intel/isl/isl.c
@@ -109,7 +109,20 @@ isl_device_setup_mocs(struct isl_device *dev)
 {
    dev->mocs.protected_mask = 0;
 
-   if (dev->info->ver >= 12) {
+   if (dev->info->ver >= 20) {
+      /* L3+L4=WB; BSpec: 71582 */
+      dev->mocs.internal = 1 << 1;
+      dev->mocs.external = 1 << 1;
+      dev->mocs.protected_mask = 3 << 0;
+      /* TODO: Setting to uncached
+       * WA 14018443005:
+       *  Ensure that any compression-enabled resource from gfx memory subject
+       *  to app recycling (e.g. OGL sparse resource backing memory or
+       *  Vulkan heaps) is never PAT/MOCS'ed as L3:UC.
+       */
+      dev->mocs.blitter_dst = 1 << 1;
+      dev->mocs.blitter_src = 1 << 1;
+   } else if (dev->info->ver >= 12) {
       if (intel_device_info_is_mtl(dev->info)) {
          /* Cached L3+L4; BSpec: 45101 */
          dev->mocs.internal = 1 << 1;