diff --git a/comfy/supported_models.py b/comfy/supported_models.py
index 87fecde5..ff0bea41 100644
--- a/comfy/supported_models.py
+++ b/comfy/supported_models.py
@@ -788,7 +788,7 @@ class HunyuanVideo(supported_models_base.BASE):
     unet_extra_config = {}
     latent_format = latent_formats.HunyuanVideo
 
-    memory_usage_factor = 1.7 #TODO
+    memory_usage_factor = 1.8 #TODO
 
     supported_inference_dtypes = [torch.bfloat16, torch.float32]