diff --git a/scripts/compute_mappings/compute_tissue_and_cell_type_mappings.py b/scripts/compute_mappings/compute_tissue_and_cell_type_mappings.py
index 27fc6eefe..6e2bb43cf 100755
--- a/scripts/compute_mappings/compute_tissue_and_cell_type_mappings.py
+++ b/scripts/compute_mappings/compute_tissue_and_cell_type_mappings.py
@@ -220,7 +220,6 @@
 
 # Hand-curated cell classes.
 cell_classes = [
-    "CL_0002494",  # cardiocyte
     "CL_0002320",  # connective tissue cell
     "CL_0000473",  # defensive cell
     "CL_0000066",  # epithelial cell
@@ -324,6 +323,7 @@
     "CL_2000004",  # pituitary gland cell
     "CL_2000064",  # ovarian surface epithelial cell
     "CL_4030031",  # interstitial cell
+    "CL_0002494",  # cardiocyte
 ]