diff --git a/src/amd/vulkan/winsys/null/radv_null_winsys.c b/src/amd/vulkan/winsys/null/radv_null_winsys.c
index 8c3f3b9bf07..87178dbc820 100644
--- a/src/amd/vulkan/winsys/null/radv_null_winsys.c
+++ b/src/amd/vulkan/winsys/null/radv_null_winsys.c
@@ -68,7 +68,7 @@ static const struct {
    [CHIP_VANGOGH] = {0x163F, 8, false},
    [CHIP_NAVI22] = {0x73C0, 8, true},
    [CHIP_NAVI23] = {0x73E0, 8, true},
-   [CHIP_GFX1100] = {0xdead, 8, true}, /* TODO: fill with real info. */
+   [CHIP_GFX1100] = {0x73BF, 24, true},
 };
 
 static void