diff --git a/tools/scripts/create_h5ad_optimus.py b/tools/scripts/create_h5ad_optimus.py
index be82fd83..f5f2cea4 100755
--- a/tools/scripts/create_h5ad_optimus.py
+++ b/tools/scripts/create_h5ad_optimus.py
@@ -169,6 +169,7 @@ def generate_col_attr(args):
         "n_fragments",
         "fragments_with_single_read_evidence",
         "molecules_with_single_read_evidence",
+        "reads_mapped_mitochondrial",
         "perfect_cell_barcodes",
         "reads_mapped_intergenic",
         "reads_unmapped",
diff --git a/tools/scripts/create_snrna_optimus_exons_h5ad.py b/tools/scripts/create_snrna_optimus_exons_h5ad.py
index b69ba954..30caaf98 100644
--- a/tools/scripts/create_snrna_optimus_exons_h5ad.py
+++ b/tools/scripts/create_snrna_optimus_exons_h5ad.py
@@ -162,6 +162,7 @@ def generate_col_attr(barcode_1_path,barcode_2_path,cell_metrics_path):
         "n_fragments",
         "fragments_with_single_read_evidence",
         "molecules_with_single_read_evidence",
+        "reads_mapped_mitochondrial",
         "perfect_cell_barcodes",
         "reads_mapped_intergenic",
         "reads_unmapped",
diff --git a/tools/scripts/create_snrna_optimus_full_h5ad.py b/tools/scripts/create_snrna_optimus_full_h5ad.py
index 4da9ca31..76fc03d4 100755
--- a/tools/scripts/create_snrna_optimus_full_h5ad.py
+++ b/tools/scripts/create_snrna_optimus_full_h5ad.py
@@ -159,6 +159,7 @@ def generate_col_attr(args):
         "n_fragments",
         "fragments_with_single_read_evidence",
         "molecules_with_single_read_evidence",
+        "reads_mapped_mitochondrial",
         "perfect_cell_barcodes",
         "reads_mapped_intergenic",
         "reads_unmapped",