diff --git a/dinov2/data/datasets/foundation.py b/dinov2/data/datasets/foundation.py
index e0c1a42ec..7dff9dd2c 100644
--- a/dinov2/data/datasets/foundation.py
+++ b/dinov2/data/datasets/foundation.py
@@ -84,7 +84,7 @@ def _load_cohort_names(self) -> dict:
 
     def get_image_data(self, index: int) -> bytes:
         entry = self._entries[index]
-        start_offset, end_offset, cohort_idx = entry[1], entry[2], entry[3], entry[4]
+        start_offset, end_offset, cohort_idx = entry[2], entry[3], entry[4]
         cohort_name = self._cohort_names[cohort_idx]
         class_mmap = self._mmap_tarball(cohort_name)
         data = class_mmap[start_offset:end_offset]
diff --git a/dinov2/data/datasets/pathology.py b/dinov2/data/datasets/pathology.py
index 5f9cb6cbe..00e68169a 100644
--- a/dinov2/data/datasets/pathology.py
+++ b/dinov2/data/datasets/pathology.py
@@ -58,7 +58,7 @@ def _load_entries(self, _entries_name: str) -> np.ndarray:
 
     def get_image_data(self, index: int) -> bytes:
         entry = self._entries[index]
-        start_offset, end_offset = entry[1], entry[2], entry[3]
+        start_offset, end_offset = entry[2], entry[3]
         mapped_data = self._mmap_tarball[start_offset:end_offset]
         return mapped_data