Fix docs build

docs/conf.py

@@ -16,6 +16,7 @@
 
 import os
 import sys
+from importlib import metadata
 
 sys.path.insert(0, os.path.abspath(".."))
 
@@ -51,9 +52,9 @@ copyright = "2013, Oleg Pidsadnyi"
 # built documents.
 #
 # The short X.Y version.
-version = pytest_bdd.__version__
+version = metadata.version("pytest-factoryboy")
 # The full version, including alpha/beta/rc tags.
-release = pytest_bdd.__version__
+release = version
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.