diff --git a/MANIFEST.in b/MANIFEST.in
new file mode 100644
index 0000000..3e55570
--- /dev/null
+++ b/MANIFEST.in
@@ -0,0 +1,9 @@
+include README.rst
+include NEWS.md
+include ChangeLog
+include LICENSE
+include Makefile
+include requirements-cython.txt
+include requirements-dev.txt
+include requirements-full.txt
+recursive-include test *.py
diff --git a/pymathics/graph/version.py b/pymathics/graph/version.py
index eaab809..424b12c 100644
--- a/pymathics/graph/version.py
+++ b/pymathics/graph/version.py
@@ -5,4 +5,4 @@
 # well as importing into Python. That's why there is no
 # space around "=" below.
 # fmt: off
-__version__="8.0.0"  # noqa
+__version__="8.0.1"  # noqa