diff --git a/eido/conversion.py b/eido/conversion.py
index 6ce579b..58cc85a 100644
--- a/eido/conversion.py
+++ b/eido/conversion.py
@@ -1,12 +1,15 @@
-import inspect
 import sys
-import os
-from logging import getLogger
 
-from pkg_resources import iter_entry_points
+if sys.version_info < (3, 10):
+    from importlib_metadata import entry_points
+else:
+    from importlib.metadata import entry_points
+import inspect
+from logging import getLogger
+import os
+from typing import NoReturn
 
 from .exceptions import *
-from typing import NoReturn
 
 _LOGGER = getLogger(__name__)
 
@@ -21,7 +24,7 @@ def pep_conversion_plugins():
     :raise EidoFilterError: if any of the filters has an invalid signature.
     """
     plugins = {}
-    for ep in iter_entry_points("pep.filters"):
+    for ep in entry_points(group="pep.filters"):
         plugin_fun = ep.load()
         if len(list(inspect.signature(plugin_fun).parameters)) != 2:
             raise EidoFilterError(
diff --git a/eido/conversion_plugins.py b/eido/conversion_plugins.py
index 309db5b..01dd550 100644
--- a/eido/conversion_plugins.py
+++ b/eido/conversion_plugins.py
@@ -1,4 +1,5 @@
 """ built-in PEP filters """
+
 from typing import Dict
 from .output_formatters import MultilineOutputFormatter
 
@@ -73,10 +74,12 @@ def processed_pep_filter(p, **kwargs) -> Dict[str, str]:
 
     return {
         "project": str(prj_repr),
-        "samples": str(p.samples)
-        if samples_as_objects
-        else str(p.sample_table.to_csv()),
-        "subsamples": str(p.subsamples)
-        if subsamples_as_objects
-        else str(p.subsample_table.to_csv()),
+        "samples": (
+            str(p.samples) if samples_as_objects else str(p.sample_table.to_csv())
+        ),
+        "subsamples": (
+            str(p.subsamples)
+            if subsamples_as_objects
+            else str(p.subsample_table.to_csv())
+        ),
     }
diff --git a/requirements/requirements-all.txt b/requirements/requirements-all.txt
index 5517bdc..52d4286 100644
--- a/requirements/requirements-all.txt
+++ b/requirements/requirements-all.txt
@@ -1,3 +1,4 @@
+importlib-metadata; python_version < '3.10'
 jsonschema>=3.0.1
 logmuse>=0.2.5
 pandas