diff --git a/docs/conf.py b/docs/conf.py
index b5f30a0..8a3c94a 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -1,42 +1,28 @@
 import sys
 from datetime import datetime
 from pathlib import Path
-from unittest.mock import MagicMock
 
 
-HERE = Path(__file__).parent
-
-
-# Can’t use autodoc_mock_imports as we import anndata2ri
-sys.modules['rpy2.rinterface_lib'] = MagicMock()
-submods = ['embedded', 'conversion', 'memorymanagement', 'sexp', 'bufferprotocol', 'callbacks', '_rinterface_capi']
-sys.modules.update({f'rpy2.rinterface_lib.{sub}': MagicMock() for sub in submods})
-sexp = sys.modules['rpy2.rinterface_lib.sexp']
-sexp.Sexp = type('Sexp', (MagicMock,), dict(__module__='rpy2.rinterface'))
-sexp.SexpVector = sexp.SexpEnvironment = sexp.StrSexpVector = MagicMock
-sexp.SexpVector.from_iterable = MagicMock()
+try:
+    from importlib.metadata import metadata
+except ImportError:
+    from importlib_metadata import metadata
 
-import rpy2.rinterface
 
+HERE = Path(__file__).parent
 
-rpy2.rinterface._MissingArgType = object
-rpy2.rinterface.initr_simple = lambda *_, **__: None
-
-# now we can import it!
 sys.path[:0] = [str(HERE.parent), str(HERE / 'ext')]
-import anndata2ri.scipy2ri  # noqa
 
 
 # -- General configuration ------------------------------------------------
 
 
-needs_sphinx = '1.7'  # autosummary bugfix
-
 # General information
 project = 'anndata2ri'
-author = anndata2ri.__author__
+meta = metadata(project)
+author = meta['author-email'].split('"')[1]
 copyright = f'{datetime.now():%Y}, {author}.'
-version = anndata2ri.__version__.replace('.dirty', '')
+version = meta['version']
 release = version
 
 # default settings
diff --git a/pyproject.toml b/pyproject.toml
index 71bd126..fed6335 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -39,6 +39,7 @@ doc = [
     'scanpydoc',
     'sphinx-rtd-theme>=0.5',  # Already a dep but 0.5 is prettier
     'lxml',  # For scraping the R link info
+    'importlib_metadata; python_version < "3.8"',
 ]
 
 [tool.hatch.version]