diff --git a/comfy_extras/nodes_wan.py b/comfy_extras/nodes_wan.py
index 997945b7d..fa0d980fb 100644
--- a/comfy_extras/nodes_wan.py
+++ b/comfy_extras/nodes_wan.py
@@ -637,7 +637,7 @@ class WanTrackToVideo:
             print(f"Processed tracks: {processed_tracks}")  # Debugging line
             
             if start_image is not None:
-                start_image = comfy.utils.common_upscale(start_image[:length].movedim(-1, 1), width, height, "lanczos", "disabled").movedim(1, -1)
+                start_image = comfy.utils.common_upscale(start_image[:length].movedim(-1, 1), width, height, "bilinear", "center").movedim(1, -1)
                 start_image = start_image * 2 - 1
                 lat_h = height // 8
                 lat_w = width // 8