diff --git a/sources/gdal/large_image_source_gdal/__init__.py b/sources/gdal/large_image_source_gdal/__init__.py
index 865c2f91e..52061d60a 100644
--- a/sources/gdal/large_image_source_gdal/__init__.py
+++ b/sources/gdal/large_image_source_gdal/__init__.py
@@ -561,7 +561,7 @@ def getBandInformation(self, statistics=True, dataset=None, **kwargs):
                     if band.GetMaskBand():
                         info['maskband'] = band.GetMaskBand().GetBand() or None
                     # Only keep values that aren't None or the empty string
-                    infoSet[i] = {
+                    infoSet[i + 1] = {
                         k: v for k, v in info.items()
                         if v not in (None, '') and not (
                             isinstance(v, float) and