diff --git a/export_layer_as_numbered_files.py b/export_layer_as_numbered_files.py
index a57d143..aed395e 100644
--- a/export_layer_as_numbered_files.py
+++ b/export_layer_as_numbered_files.py
@@ -25,7 +25,7 @@ for index, node in enumerate(active_document.topLevelNodes()):
     InfoObject().setProperty("transparencyFillcolor", [0,0,0])
 
     base_name = os.path.splitext(os.path.basename(active_document.fileName()))[0]
-    file_name = f"{base_name}_{index:04}_{node.name()}.png"
+    file_name = f"{base_name}_{index-1:04}_{node.name()}.png"
     path = os.path.join(export_directory, file_name)
     node.save(path, active_document.resolution(), active_document.resolution(), InfoObject())
     print("Exported: ", file_name, "\n")