diff --git a/src/ucimlrepo/dotdict.py b/src/ucimlrepo/dotdict.py
index a050ebe..5564fa6 100644
--- a/src/ucimlrepo/dotdict.py
+++ b/src/ucimlrepo/dotdict.py
@@ -2,4 +2,8 @@ class dotdict(dict):
     """dot.notation access to dictionary attributes"""
     __getattr__ = dict.get
     __setattr__ = dict.__setitem__
-    __delattr__ = dict.__delitem__
\ No newline at end of file
+    __delattr__ = dict.__delitem__
+
+    # requires as suggested here in order to allow for pickling the dotdict https://stackoverflow.com/a/2050357
+    def __getstate__(self): return self.__dict__
+    def __setstate__(self, d): self.__dict__.update(d)