diff --git a/invokeai/frontend/web/src/features/modelManagerV2/models.ts b/invokeai/frontend/web/src/features/modelManagerV2/models.ts
index 8f0e31ef5cd..63179db844a 100644
--- a/invokeai/frontend/web/src/features/modelManagerV2/models.ts
+++ b/invokeai/frontend/web/src/features/modelManagerV2/models.ts
@@ -276,7 +276,7 @@ export const MODEL_FORMAT_TO_LONG_NAME: Record<ModelFormat, string> = {
   unknown: 'Unknown',
 };
 
-export const SUPPORTS_OPTIMIZED_DENOISING_BASE_MODELS: BaseModelType[] = ['flux', 'sd-3', 'z-image'];
+export const SUPPORTS_OPTIMIZED_DENOISING_BASE_MODELS: BaseModelType[] = ['flux', 'sd-3'];
 
 export const SUPPORTS_REF_IMAGES_BASE_MODELS: BaseModelType[] = ['sd-1', 'sdxl', 'flux', 'flux2', 'qwen-image'];