diff --git a/Makefile b/Makefile
index a668e28..a870b81 100644
--- a/Makefile
+++ b/Makefile
@@ -3,7 +3,6 @@ dev:
 	python3.11 -m venv .venv-infra --upgrade-deps
 	.venv-infra/bin/pip3 install -r requirements-infra.txt
 	.venv-infra/bin/pre-commit install
-	.venv-infra/bin/poetry self add poetry-bumpversion
 	python3.11 -m venv .venv --upgrade-deps
 	source .venv/bin/activate && .venv-infra/bin/poetry install --no-root
 
diff --git a/pyproject.toml b/pyproject.toml
index bb579a8..f24edd9 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "etcd3-client"
-version = "0.90.0"
+version = "0.91.0"
 description = "Python client for the etcd3"
 authors = ["GoodData Inc. <support@gooddata.com>", "etcd3 authors"]
 readme = "README.md"
@@ -33,8 +33,6 @@ pytest-cov = "^4.0.0"
 pytest-docker = "~1.0.1"
 types-protobuf= "~4.21.0.2"
 
-[tool.poetry_bumpversion.file."etcd3/__init__.py"]
-
 [tool.pytest.ini_options]
 minversion = 7.0
 pythonpath = [ "tests", "src" ]
diff --git a/src/etcd3/__init__.py b/src/etcd3/__init__.py
index 32617a2..9145526 100644
--- a/src/etcd3/__init__.py
+++ b/src/etcd3/__init__.py
@@ -106,6 +106,3 @@ def as_txn_op_result(response: TxResponse) -> etcdrpc.TxnResponse:
     )
 
     return response.response_txn
-
-
-__version__ = "0.90.0"