diff --git a/services/surfaceflinger/surfaceflinger_flags.aconfig b/services/surfaceflinger/surfaceflinger_flags.aconfig
index b65a2b3..42249ac 100644
--- a/services/surfaceflinger/surfaceflinger_flags.aconfig
+++ b/services/surfaceflinger/surfaceflinger_flags.aconfig
@@ -149,3 +149,19 @@
   bug: "286084594"
   is_fixed_read_only: true
 }
+
+flag {
+  name: "vulkan_renderengine"
+  namespace: "core_graphics"
+  description: "Use Vulkan backend in RenderEngine prior to switching to Graphite."
+  bug: "293371537"
+  is_fixed_read_only: true
+}
+
+flag {
+  name: "graphite_renderengine"
+  namespace: "core_graphics"
+  description: "Use Skia's Graphite Vulkan backend in RenderEngine."
+  bug: "293371537"
+  is_fixed_read_only: true
+}