diff --git a/hydra_storm/engine.py b/hydra_storm/engine.py
index 503042a03..e3286636e 100644
--- a/hydra_storm/engine.py
+++ b/hydra_storm/engine.py
@@ -4,10 +4,8 @@
 # <pep8 compliant>
 
 import bpy
-import bpy_hydra
 
-
-class StormHydraRenderEngine(bpy_hydra.HydraRenderEngine):
+class StormHydraRenderEngine(bpy.types.HydraRenderEngine):
     bl_idname = 'HYDRA_STORM'
     bl_label = "Hydra Storm"
     bl_info = "USD's high performance rasterizing renderer"
@@ -15,7 +13,7 @@ class StormHydraRenderEngine(bpy_hydra.HydraRenderEngine):
     bl_use_preview = True
     bl_use_gpu_context = True
 
-    delegate_id = 'HdStormRendererPlugin'
+    bl_delegate_id = 'HdStormRendererPlugin'
 
     def get_render_settings(self, engine_type):
         settings = bpy.context.scene.hydra_storm.viewport if engine_type == 'VIEWPORT' else \