diff --git a/autolens/__init__.py b/autolens/__init__.py
index 2c7af1b24..f71cee7fe 100644
--- a/autolens/__init__.py
+++ b/autolens/__init__.py
@@ -151,7 +151,10 @@
 
 conf.instance.register(__file__)
 
-__version__ = "2026.7.23.1"
+# Last manual sync of the source stamp. Release wheels are stamped at build
+# time and the git tag is the release truth — deliberately never bumped per
+# release (PyAutoBuild#118/#120).
+__version__ = "2026.8.17.1"
 
 from autonerves import check_version
 
diff --git a/release.sh b/release.sh
deleted file mode 100755
index fde2f648e..000000000
--- a/release.sh
+++ /dev/null
@@ -1,31 +0,0 @@
-#!/usr/bin/env bash
-
-export PACKAGE_NAME=autolens
-
-rm -rf $p/dist
-rm -rf $p/build
-
-set -e
-
-export VERSION=$1
-
-cat $PACKAGE_NAME/__init__.py | grep -v __version__ > temp
-
-cat temp > $PACKAGE_NAME/__init__.py
-rm temp
-echo "__version__ = '"$VERSION"'" >> $PACKAGE_NAME/__init__.py
-
-git add $PACKAGE_NAME/__init__.py
-
-set +e
-git commit -m "Incremented version number"
-set -e
-
-python3 setup.py sdist bdist_wheel
-twine upload dist/* --skip-existing --username $PYPI_USERNAME --password $PYPI_PASSWORD
-
-
-git push --tags
-
-rm -rf $p/dist
-rm -rf $p/build