diff --git a/narwhals/__init__.py b/narwhals/__init__.py
index 486ee3e16..74c54b0e9 100644
--- a/narwhals/__init__.py
+++ b/narwhals/__init__.py
@@ -3,6 +3,6 @@
 from narwhals.translate import to_original_object
 from narwhals.translate import to_polars_api
 
-__version__ = "0.2.6"
+__version__ = "0.1.8"
 
 __all__ = ["to_polars_api", "to_original_object", "get_namespace", "containers"]
diff --git a/pyproject.toml b/pyproject.toml
index 7f50fb4c7..407767e1c 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "hatchling.build"
 
 [project]
 name = "narwhals"
-version = "0.1.7"
+version = "0.1.8"
 authors = [
   { name="Marco Gorelli", email="33491632+MarcoGorelli@users.noreply.github.com" },
 ]
diff --git a/utils/bump_version.py b/utils/bump_version.py
new file mode 100644
index 000000000..587492fe2
--- /dev/null
+++ b/utils/bump_version.py
@@ -0,0 +1,34 @@
+# mypy: ignore
+# ruff: noqa
+import re
+import subprocess
+import sys
+
+how = sys.argv[1]
+
+with open("pyproject.toml", encoding="utf-8") as f:
+    content = f.read()
+old_version = re.search(r'version = "(.*)"', content).group(1)
+version = old_version.split(".")
+if how == "patch":
+    version = ".".join(version[:-1] + [str(int(version[-1]) + 1)])
+elif how == "minor":
+    version = ".".join(version[:-2] + [str(int(version[-2]) + 1), "0"])
+elif how == "major":
+    version = ".".join([str(int(version[0]) + 1), "0", "0"])
+content = content.replace(f'version = "{old_version}"', f'version = "{version}"')
+with open("pyproject.toml", "w", encoding="utf-8") as f:
+    f.write(content)
+
+with open("narwhals/__init__.py", encoding="utf-8") as f:
+    content = f.read()
+content = content.replace(
+    f'__version__ = "{old_version}"',
+    f'__version__ = "{version}"',
+)
+with open("narwhals/__init__.py", "w", encoding="utf-8") as f:
+    f.write(content)
+
+subprocess.run(["git", "commit", "-a", "-m", f"Bump version to {version}"])
+subprocess.run(["git", "tag", "-a", version, "-m", version])
+subprocess.run(["git", "push", "--follow-tags"])