diff --git a/comfy/ldm/models/autoencoder.py b/comfy/ldm/models/autoencoder.py
index e6493155ef7..13bd6e16b64 100644
--- a/comfy/ldm/models/autoencoder.py
+++ b/comfy/ldm/models/autoencoder.py
@@ -11,7 +11,7 @@
 import comfy.ops
 
 class DiagonalGaussianRegularizer(torch.nn.Module):
-    def __init__(self, sample: bool = True):
+    def __init__(self, sample: bool = False):
         super().__init__()
         self.sample = sample
 
@@ -19,16 +19,12 @@ def get_trainable_parameters(self) -> Any:
         yield from ()
 
     def forward(self, z: torch.Tensor) -> Tuple[torch.Tensor, dict]:
-        log = dict()
         posterior = DiagonalGaussianDistribution(z)
         if self.sample:
             z = posterior.sample()
         else:
             z = posterior.mode()
-        kl_loss = posterior.kl()
-        kl_loss = torch.sum(kl_loss) / kl_loss.shape[0]
-        log["kl_loss"] = kl_loss
-        return z, log
+        return z, None
 
 
 class AbstractAutoencoder(torch.nn.Module):
diff --git a/comfy/model_base.py b/comfy/model_base.py
index fcdfde37859..4392355ea35 100644
--- a/comfy/model_base.py
+++ b/comfy/model_base.py
@@ -816,7 +816,7 @@ def extra_conds(self, **kwargs):
 class Flux(BaseModel):
     def __init__(self, model_config, model_type=ModelType.FLUX, device=None, unet_model=comfy.ldm.flux.model.Flux):
         super().__init__(model_config, model_type, device=device, unet_model=unet_model)
-        self.memory_usage_factor_conds = ("kontext",)
+        self.memory_usage_factor_conds = ("ref_latents",)
 
     def concat_cond(self, **kwargs):
         try:
diff --git a/comfyui_version.py b/comfyui_version.py
index 26cada11a09..c98c90499a6 100644
--- a/comfyui_version.py
+++ b/comfyui_version.py
@@ -1,3 +1,3 @@
 # This file is automatically generated by the build process when version is
 # updated in pyproject.toml.
-__version__ = "0.3.42"
+__version__ = "0.3.43"
diff --git a/pyproject.toml b/pyproject.toml
index 2c6894c6e07..9d0f90032d4 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "ComfyUI"
-version = "0.3.42"
+version = "0.3.43"
 readme = "README.md"
 license = { file = "LICENSE" }
 requires-python = ">=3.9"