diff --git a/CHANGES.rst b/CHANGES.rst
index 27325ba..7894c06 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -1,6 +1,14 @@
 CHANGES
 =======
 
+9.0.1
+-----
+
+Sept 4, 2025
+
+* Rerelase for botched wheel and tarball generation
+* Add Builtin Functions ``Antonyms`` and ``Synonyms``
+
 9.0.0
 -----
 
diff --git a/admin-tools/check-versions.sh b/admin-tools/check-versions.sh
index da74640..ca16b90 100755
--- a/admin-tools/check-versions.sh
+++ b/admin-tools/check-versions.sh
@@ -19,6 +19,7 @@ for version in $PYVERSIONS; do
 	exit $?
     fi
     make clean && pip install -e .
+    make develop
     if ! make check; then
 	exit $?
     fi
diff --git a/pymathics/natlang/version.py b/pymathics/natlang/version.py
index 9d003f0..bac6451 100644
--- a/pymathics/natlang/version.py
+++ b/pymathics/natlang/version.py
@@ -5,4 +5,4 @@
 # well as importing into Python. That's why there is no
 # space around "=" below.
 # fmt: off
-__version__="9.0.0"  # noqa
+__version__="9.0.1"  # noqa