diff --git a/.gitignore b/.gitignore
index 673695f9..e6cc3f32 100644
--- a/.gitignore
+++ b/.gitignore
@@ -131,3 +131,7 @@ dmypy.json
 
 # Pyre type checker
 .pyre/
+
+# pixi environments
+.pixi
+*.egg-info
diff --git a/docs/conf.py b/docs/conf.py
index 866f3013..24f8d48c 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -21,7 +21,7 @@
     make_param_main(f)
 
 # -- Project information -----------------------------------------------------
-import pkg_resources
+import importlib.metadata
 import packaging.version
 
 project = 'OpenPathSampling CLI'
@@ -29,7 +29,7 @@
 author = 'David W.H. Swenson'
 
 # The full version, including alpha/beta/rc tags
-release = pkg_resources.get_distribution('openpathsampling-cli').version
+release = importlib.metadata.version('openpathsampling-cli')
 version = packaging.version.Version(release).base_version
 
 master_doc = 'index'