diff --git a/pyfluent_iterables/__init__.py b/pyfluent_iterables/__init__.py
index d61b55a..7106526 100644
--- a/pyfluent_iterables/__init__.py
+++ b/pyfluent_iterables/__init__.py
@@ -3,6 +3,6 @@
 """
 
 # Version of the package
-__version__ = "1.2.0"
+__version__ = "2.0.0"
 
 from .fluent import fluent_dict, fluent_of, fluent, FluentIterable, FluentMapping  # noqa
diff --git a/pyproject.toml b/pyproject.toml
index 816865a..cb6460d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "pyfluent-iterables"
-version = "1.2.0"
+version = "2.0.0"
 description = "Fluent API wrapper for Python collections"
 authors = ["Jan Michelfeit"]
 license = "MIT License"
@@ -24,7 +24,7 @@ requires = ["poetry-core>=1.0.0"]
 build-backend = "poetry.core.masonry.api"
 
 [tool.bumpver]
-current_version = "1.2.0"
+current_version = "2.0.0"
 version_pattern = "MAJOR.MINOR.PATCH"
 commit_message = "bump version {old_version} -> {new_version}"
 commit = true