diff --git a/Cargo.toml b/Cargo.toml
index 7c87e0d6..a07211be 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "iroha-python"
-version = "0.1.0"
+version = "0.1.1"
 edition = "2021"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
diff --git a/pyproject.toml b/pyproject.toml
index 2f3836ee..5c93ff21 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -18,7 +18,7 @@ features = ["pyo3/extension-module"]
 
 [tool.poetry]
 name = "iroha-python"
-version = "0.2.0"
+version = "0.1.0"
 description = ""
 authors = ["Aleksandr Strokov <busyfifer@gmail.com>"]