diff --git a/pyproject.toml b/pyproject.toml
index 76adc5f..b4fcadb 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "config_manager"
-version = "1.2.2"
+version = "2.0.0"
 description = "Config manager for building applications"
 authors = [
     { name = "Aleksei Zosimov", email = "lesha.spb@gmail.com" }