diff --git a/README.md b/README.md
index 3fea67f..a66a9d6 100644
--- a/README.md
+++ b/README.md
@@ -8,7 +8,7 @@ See [CONTRIBUTING.md](CONTRIBUTING.md).
 
 ## Installation
 
-The project requires Python 3.9 or newer. Currently there are no official packages or images published.
+The project requires Python 3.10 or newer. Currently there are no official packages or images published.
 
 Following sections describe how to locally start the EOS server on `http://localhost:8503`.
 
diff --git a/pyproject.toml b/pyproject.toml
index 95cd14e..0c5df87 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -7,7 +7,7 @@ authors = [
 description = "This project provides a comprehensive solution for simulating and optimizing an energy system based on renewable energy sources. With a focus on photovoltaic (PV) systems, battery storage (batteries), load management (consumer requirements), heat pumps, electric vehicles, and consideration of electricity price data, this system enables forecasting and optimization of energy flow and costs over a specified period."
 readme = "README.md"
 license = {file = "LICENSE"}
-requires-python = ">=3.9"
+requires-python = ">=3.10"
 classifiers = [
     "Development Status :: 3 - Alpha",
     "Programming Language :: Python :: 3",