diff --git a/src/fairchem/core/datasets/ase_datasets.py b/src/fairchem/core/datasets/ase_datasets.py
index 08618c9f2..d688b8e79 100644
--- a/src/fairchem/core/datasets/ase_datasets.py
+++ b/src/fairchem/core/datasets/ase_datasets.py
@@ -484,7 +484,7 @@ def _load_dataset_get_ids(self, config: dict) -> list[int]:
 
         self.dbs = []
 
-        for path in filepaths:
+        for path in sorted(filepaths):
             try:
                 self.dbs.append(self.connect_db(path, config.get("connect_args", {})))
             except ValueError: