diff --git a/toolkit/stable_diffusion_model.py b/toolkit/stable_diffusion_model.py
index 6ddd1235..de5f81dd 100644
--- a/toolkit/stable_diffusion_model.py
+++ b/toolkit/stable_diffusion_model.py
@@ -256,7 +256,7 @@ class StableDiffusion:
         divisibility = 2 ** (len(self.vae.config['block_out_channels']) - 1)
         
         # flux packs this again,
-        if self.is_flux:
+        if self.is_flux or self.is_v3:
             divisibility = divisibility * 2
         return divisibility