diff --git a/docs/conf.py b/docs/conf.py
index 992c945..a593642 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -88,7 +88,7 @@ master_doc = "index"
 
 # General information about the project.
 project = "cristallina"
-copyright = "2022, Alexander Steppke"
+copyright = "2023, Alexander Steppke"
 
 # The version info for the project you're documenting, acts as replacement for
 # |version| and |release|, also used in various other places throughout the
diff --git a/setup.cfg b/setup.cfg
index 5cf5d5f..56a4805 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -119,5 +119,5 @@ exclude =
 [pyscaffold]
 # PyScaffold's parameters when the project was created.
 # This will be used when updating. Do not change!
-version = 4.2.3
+version = 4.2.1
 package = cristallina
diff --git a/setup.py b/setup.py
index 70d1abb..c4e84f5 100644
--- a/setup.py
+++ b/setup.py
@@ -2,7 +2,7 @@
     Setup file for cristallina.
     Use setup.cfg to configure your project.
 
-    This file was generated with PyScaffold 4.2.3.
+    This file was generated with PyScaffold 4.2.1.
     PyScaffold helps you to put up the scaffold of your new Python project.
     Learn more under: https://pyscaffold.org/
 """
diff --git a/src/cristallina/__init__.py b/src/cristallina/__init__.py
index 2f0b74a..e451f10 100644
--- a/src/cristallina/__init__.py
+++ b/src/cristallina/__init__.py
@@ -14,11 +14,3 @@ except PackageNotFoundError:  # pragma: no cover
     __version__ = "unknown"
 finally:
     del version, PackageNotFoundError
-
-from . import config
-from . import utils
-from . import plot
-
-# analysis requires a pgroup for persistent caching, we try
-# heuristics but this can also be (re-)set after the import.
-from . import analysis
\ No newline at end of file