diff --git a/Makefile b/Makefile
index f45cfa9b..504b46bc 100644
--- a/Makefile
+++ b/Makefile
@@ -49,9 +49,9 @@ release-test: dist ## package and upload test release
 	twine upload --repository testpypi dist/*
 
 bumpversion-to-dev:
-	uv pip install -qq bumpversion==0.5.3
+	uv pip install -qq bump2version
 	uv run python ./tools/bumpversion-tool.py --to-dev
 
 bumpversion-from-dev:
-	uv pip install -qq bumpversion==0.5.3
+	uv pip install -qq bump2version
 	uv run python ./tools/bumpversion-tool.py --from-dev
diff --git a/setup.cfg b/setup.cfg
index 85a005b2..06d01859 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,9 +1,9 @@
 [bumpversion]
-current_version = 0.2.1.dev1
+current_version = 0.3.0.dev1
 commit = True
 tag = False
 parse = (?P<major>\d+)\.(?P<minor>\d+)\.(?P<patch>\d+)(?:\.dev(?P<dev>\d+))?
-serialize = 
+serialize =
 	{major}.{minor}.{patch}.dev{dev}
 	{major}.{minor}.{patch}
 
@@ -14,4 +14,3 @@ replace = version="{new_version}"
 [bumpversion:file:src/sweeps/__init__.py]
 search = __version__ = "{current_version}"
 replace = __version__ = "{new_version}"
-
diff --git a/tools/bumpversion-tool.py b/tools/bumpversion-tool.py
index d17a6f8b..c6b3edb6 100755
--- a/tools/bumpversion-tool.py
+++ b/tools/bumpversion-tool.py
@@ -4,7 +4,7 @@
 import configparser
 import sys
 
-import bumpversion
+from bumpversion.cli import main as bump2version_main
 
 parser = argparse.ArgumentParser()
 parser.add_argument("--to-dev", action="store_true", help="bump the dev version")
@@ -36,7 +36,7 @@ def bump_release_to_dev(current_version):
     if args.debug:
         bump_args += ["--allow-dirty", "--dry-run", "--verbose"]
     bump_args += ["--new-version", new_version, "dev"]
-    bumpversion.main(bump_args)
+    bump2version_main(bump_args)
 
 
 def bump_release_from_dev(current_version):
@@ -51,7 +51,7 @@ def bump_release_from_dev(current_version):
     if args.debug:
         bump_args += ["--allow-dirty", "--dry-run", "--verbose"]
     bump_args += ["--new-version", new_version, "patch"]
-    bumpversion.main(bump_args)
+    bump2version_main(bump_args)
 
 
 def main():