diff --git a/README.md b/README.md
index 2549d77..10311a2 100644
--- a/README.md
+++ b/README.md
@@ -57,7 +57,7 @@ To get a local copy up and running follow these simple example steps.
 
 ### Installation
 
-Manual:
+Install manually using Poetry (recommended):
 
 1. Clone the repo
    ```sh
@@ -72,11 +72,8 @@ Manual:
    poetry install && poetry shell
    ```
 
-Pip (~~recommended~~, currently broken, see [#16](https://github.com/fabieu/steam-market-history/issues/16)):
-
-```shell
-pip install steam-market-history
-```
+> [!WARNING]
+> PyPI installation (`pip install steam-market-history`) is currently not available due to changes in Steam's authentication mechanism. The package relies on a fork of the steam library that cannot be published to PyPI. Please use the manual installation method above. See [#16](https://github.com/fabieu/steam-market-history/issues/16) for more details.
 
 <p align="right">(<a href="#top">back to top</a>)</p>
 
diff --git a/poetry.lock b/poetry.lock
index 5ae01a6..64b76a7 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -686,4 +686,4 @@ files = [
 [metadata]
 lock-version = "2.1"
 python-versions = "^3.8"
-content-hash = "3975fdf3de13d1590ec1a9ae0b4f1cd298a4614832375c13b064464eead08657"
+content-hash = "ecb2171fb92981dd0e211ad1ebe042dc01fde0a9192d283a0af67a9daf2fd059"
diff --git a/pyproject.toml b/pyproject.toml
index 7401e00..9706165 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -15,7 +15,7 @@ Jinja2 = "^3.1.4"
 typer = ">=0.13,<0.21"
 steam = { git = "https://github.com/FailSpy/steam-py-lib", rev = "3db3cfe04fb16fc9c212244d96c86b5164905c82" }
 
-[tool.poetry.dev-dependencies]
+[tool.poetry.group.dev.dependencies]
 pytest = "^8.3.5"
 autopep8 = "^2.3.1"
 vermin = "^1.7.0"