diff --git a/dan/manager/training.py b/dan/manager/training.py
index c52cebd68b21b156df6690e1e0ff91f9cf5916cb..df33eda3b58bd1e9ba2c81ef966f2343c3cc5e0d 100644
--- a/dan/manager/training.py
+++ b/dan/manager/training.py
@@ -1042,7 +1042,6 @@ class OCRManager(GenericTrainingManager):
                                 {
                                     "path": sample["path"],
                                     "label": chunk,
-                                    "nb_cols": 1,
                                 }
                             )
 
@@ -1055,7 +1054,6 @@ class OCRManager(GenericTrainingManager):
                 Image.fromarray(img).save(img_path)
                 gt[set_name][img_name] = {
                     "text": sample["label"],
-                    "nb_cols": sample["nb_cols"] if "nb_cols" in sample else 1,
                 }
                 if "line_label" in sample:
                     gt[set_name][img_name]["lines"] = sample["line_label"]