diff --git a/chebai/preprocessing/datasets/base.py b/chebai/preprocessing/datasets/base.py
index 02b6ec72..41c6cada 100644
--- a/chebai/preprocessing/datasets/base.py
+++ b/chebai/preprocessing/datasets/base.py
@@ -1173,9 +1173,7 @@ def _retrieve_splits_from_csv(self) -> None:
         splits_df = pd.read_csv(self.splits_file_path)
 
         filename = self.processed_file_names_dict["data"]
-        data = self.load_processed_data_from_file(
-            os.path.join(self.processed_dir, filename)
-        )
+        data = self.load_processed_data_from_file(filename)
         df_data = pd.DataFrame(data)
 
         if self.apply_id_filter:
@@ -1254,8 +1252,23 @@ def load_processed_data(
         # If filename is provided
         return self.load_processed_data_from_file(filename)
 
-    def load_processed_data_from_file(self, filename):
-        return torch.load(os.path.join(filename), weights_only=False)
+    def load_processed_data_from_file(self, filename: str) -> list[dict[str, Any]]:
+        """Load processed data from a file.
+
+        The full path is not required; only the filename is needed, as it will be joined with the processed directory.
+
+        Args:
+            filename (str): The name of the file to load the processed data from.
+
+        Returns:
+            List[Dict[str, Any]]: The loaded processed data.
+
+        Example:
+            data = self.load_processed_data_from_file('data.pt')
+        """
+        return torch.load(
+            os.path.join(self.processed_dir, filename), weights_only=False
+        )
 
     # ------------------------------ Phase: Raw Properties -----------------------------------
     @property
diff --git a/chebai/preprocessing/datasets/chebi.py b/chebai/preprocessing/datasets/chebi.py
index 379a7f62..b663b4d9 100644
--- a/chebai/preprocessing/datasets/chebi.py
+++ b/chebai/preprocessing/datasets/chebi.py
@@ -516,9 +516,7 @@ def _get_data_splits(self) -> tuple[pd.DataFrame, pd.DataFrame, pd.DataFrame]:
         """
         try:
             filename = self.processed_file_names_dict["data"]
-            data_chebi_version = self.load_processed_data_from_file(
-                os.path.join(self.processed_dir, filename)
-            )
+            data_chebi_version = self.load_processed_data_from_file(filename)
         except FileNotFoundError:
             raise FileNotFoundError(
                 "File data.pt doesn't exists. "