diff --git a/facet_scanner/collection_handlers/utils/facet_factory.py b/facet_scanner/collection_handlers/utils/facet_factory.py
index 7e88f2b..52f9568 100644
--- a/facet_scanner/collection_handlers/utils/facet_factory.py
+++ b/facet_scanner/collection_handlers/utils/facet_factory.py
@@ -12,7 +12,13 @@
 import os
 from typing import Optional, Tuple
 from facet_scanner.collection_handlers.base import CollectionHandler
+import logging
 
+from facet_scanner import logstream
+
+logger = logging.getLogger(__name__)
+logger.addHandler(logstream)
+logger.propagate = False
 
 class FacetFactory:
     """
@@ -56,6 +62,7 @@ def get_handler(self, path: str) -> Tuple[Optional[CollectionHandler], Optional[
         :rtype: CollectionHandler, str
         """
 
+        logger.debug('Locating collection details')
         collection_details, collection_path = self.get_collection_map(path)
         if collection_details is not None:
             return locate(collection_details['handler']), collection_path
diff --git a/facet_scanner/collection_handlers/utils/moles_datasets.py b/facet_scanner/collection_handlers/utils/moles_datasets.py
index d8f040c..60fb8e6 100644
--- a/facet_scanner/collection_handlers/utils/moles_datasets.py
+++ b/facet_scanner/collection_handlers/utils/moles_datasets.py
@@ -12,6 +12,13 @@
 from json.decoder import JSONDecodeError
 from requests.exceptions import Timeout
 import json
+import logging
+
+from facet_scanner import logstream
+
+logger = logging.getLogger(__name__)
+logger.addHandler(logstream)
+logger.propagate = False
 
 MOLES_MAPPING_FILE = os.environ.get('MOLES_MAPPING_FILE')
 
diff --git a/pyproject.toml b/pyproject.toml
index cff89a7..782b682 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "facet-scanner"
-version = "0.1.3"
+version = "0.1.4"
 description = "Extracts facets from datasets to add to elasticsearch."
 authors = ["Daniel Westwood <daniel.westwood@stfc.ac.uk>"]
 license = "{file='LICENSE'}"
@@ -20,7 +20,7 @@ include = [
 ]
 
 [tool.poetry.dependencies]
-python = "^3.12"
+python = ">=3.8,<4.0"
 elasticsearch = "^7"
 requests = "^2.32.3"
 tqdm = "^4.66.6"