diff --git a/drivers/gpu/drm/amd/display/dc/resource/dcn35/dcn35_resource.c b/drivers/gpu/drm/amd/display/dc/resource/dcn35/dcn35_resource.c
index d056e5fd5458..45454a097264 100644
--- a/drivers/gpu/drm/amd/display/dc/resource/dcn35/dcn35_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/resource/dcn35/dcn35_resource.c
@@ -788,7 +788,7 @@ static const struct dc_debug_options debug_defaults_drv = {
 };
 
 static const struct dc_check_config config_defaults = {
-	.enable_legacy_fast_update = true,
+	.enable_legacy_fast_update = false,
 };
 
 static const struct dc_panel_config panel_config_defaults = {
diff --git a/drivers/gpu/drm/amd/display/dc/resource/dcn351/dcn351_resource.c b/drivers/gpu/drm/amd/display/dc/resource/dcn351/dcn351_resource.c
index 9fab3169069c..e3c587165807 100644
--- a/drivers/gpu/drm/amd/display/dc/resource/dcn351/dcn351_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/resource/dcn351/dcn351_resource.c
@@ -768,7 +768,7 @@ static const struct dc_debug_options debug_defaults_drv = {
 };
 
 static const struct dc_check_config config_defaults = {
-	.enable_legacy_fast_update = true,
+	.enable_legacy_fast_update = false,
 };
 
 static const struct dc_panel_config panel_config_defaults = {