diff --git a/setup_ccd.py b/setup_ccd.py
index 8959995bf..8bcc67f8a 100644
--- a/setup_ccd.py
+++ b/setup_ccd.py
@@ -100,9 +100,6 @@ def _concatenate_blocks_into_category(pdbx_file, category_name):
         data = np.concatenate(data_chunks[col_name])
         mask = np.concatenate(mask_chunks[col_name])
         data = _into_fitting_type(data, mask)
-        if "model_Cartn" in col_name:
-            # Disk space optimization for coordinates: only use 2 decimal places
-            data = np.round(data, 2)
         if np.all(mask == MaskValue.PRESENT):
             mask = None
         bcif_columns[col_name] = BinaryCIFColumn(data, mask)