diff --git a/nodes.py b/nodes.py
index 87e5126..40dbcc1 100644
--- a/nodes.py
+++ b/nodes.py
@@ -3672,7 +3672,7 @@ class WanVideoDecode:
             images = images.permute(1, 2, 3, 0).cpu().float()
             return (images,)
         else:
-            if end_image:
+            if end_image is not None:
                 enable_vae_tiling = False
             images = vae.decode(latents, device=device, end_=(end_image is not None), tiled=enable_vae_tiling, tile_size=(tile_x//8, tile_y//8), tile_stride=(tile_stride_x//8, tile_stride_y//8))[0]
             vae.model.clear_cache()