diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 0603040..6a9716a 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -3,7 +3,7 @@ repos:
     rev: 22.8.0
     hooks:
       - id: black
-        language_version: python3.9
+        language_version: python3.10
   - repo: https://github.com/pycqa/isort
     rev: 5.12.0
     hooks:
diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index c034916..5426511 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -46,7 +46,7 @@ To setup development environment for `neofs-testlib`, please, take the following
 1. Prepare virtualenv
 
 ```shell
-$ virtualenv --python=python3.9 venv
+$ virtualenv --python=python3.10 venv
 $ source venv/bin/activate
 ```
 
diff --git a/pyproject.toml b/pyproject.toml
index 6925ef8..1b796b4 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "neofs-testlib"
-version = "1.0.0"
+version = "1.1.1"
 description = "Building blocks and utilities to facilitate development of automated tests for NeoFS system"
 readme = "README.md"
 authors = [{ name = "NSPCC", email = "info@nspcc.ru" }]
@@ -45,10 +45,10 @@ line_length = 100
 
 [tool.black]
 line-length = 100
-target-version = ["py39"]
+target-version = ["py310"]
 
 [tool.bumpver]
-current_version = "1.0.0"
+current_version = "1.1.1"
 version_pattern = "MAJOR.MINOR.PATCH"
 commit_message  = "Bump version {old_version} -> {new_version}"
 commit          = true
diff --git a/src/neofs_testlib/__init__.py b/src/neofs_testlib/__init__.py
index 5becc17..a82b376 100644
--- a/src/neofs_testlib/__init__.py
+++ b/src/neofs_testlib/__init__.py
@@ -1 +1 @@
-__version__ = "1.0.0"
+__version__ = "1.1.1"