diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 3c0c4f9f92..e7901aa67b 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -35,6 +35,7 @@ repos:
           - numcodecs
           - numpy
           - typing_extensions
+          - universal-pathlib
           # Tests
           - pytest
           # Zarr v2
diff --git a/pyproject.toml b/pyproject.toml
index 6c9ed4521e..c6ab4a4638 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -95,6 +95,7 @@ extra = [
 ]
 optional = [
     'lmdb',
+    'universal-pathlib',
 ]
 
 [project.urls]