diff --git a/.github/workflows/integration_test.yaml b/.github/workflows/integration_test.yaml
index 9983701..c5f4bd8 100644
--- a/.github/workflows/integration_test.yaml
+++ b/.github/workflows/integration_test.yaml
@@ -10,5 +10,5 @@ jobs:
     with:
       pre-run-script: .github/test-pre-script.sh
       self-hosted-runner: true
-      self-hosted-runner-label: "jammy"
+      self-hosted-runner-label: "edge"
       provider: lxd
diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
index 7e461d0..01b5a8d 100644
--- a/.github/workflows/test.yaml
+++ b/.github/workflows/test.yaml
@@ -10,4 +10,4 @@ jobs:
     with:
       pre-run-script: .github/test-pre-script.sh
       self-hosted-runner: true
-      self-hosted-runner-label: "jammy"
+      self-hosted-runner-label: "edge"
diff --git a/README.md b/README.md
index 0c0333f..2107f8a 100644
--- a/README.md
+++ b/README.md
@@ -13,6 +13,10 @@ but groups are a very useful feature for Indico. This plugin provides a solution
 
 ## Installation
 
+### Development
+This package is managed though [Poetry](https://python-poetry.org/). You can run `poetry install` to run it and `poetry build` to build it.
+
+
 ### Package installation
 You need to install the package on the same virtual environment as your Indico instance.
 You might use the following commands to switch to the Indico environment
@@ -33,9 +37,7 @@ sudo bash install-libs.sh
 You can then install this package either via local source:
 
 ```bash
-git clone https://github.com/canonical/flask-multipass-saml-groups.git
-cd flask-multipass-saml-groups
-python setup.py install 
+poetry install
 ```
 
 or with pip:
diff --git a/poetry.lock b/poetry.lock
index 230381e..c2d03d5 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -2602,10 +2602,9 @@ files = [
 
 [package.dependencies]
 defusedxml = "0.6.0"
-isodate = "0.6.1"
-# Indico pins lxml
-lxml = ">=5.2.1"
-xmlsec = "1.3.13"
+isodate = ">=0.5.0"
+lxml = ">=3.3.5"
+xmlsec = ">=1.0.5"
 
 [package.extras]
 test = ["coverage (>=4.5.2)", "coveralls (==1.5.1)", "flake8 (==3.6.0)", "freezegun (==0.3.11)", "pylint (==1.9.4)"]
@@ -3673,4 +3672,4 @@ test = ["pytest"]
 [metadata]
 lock-version = "2.0"
 python-versions = "~=3.12.2"
-content-hash = "34ca1cd0a0d0540dd4a810f82f8a5bb3c19feb37cf6bc44015e319c0bb982ea1"
+content-hash = "c20f96aa563d099919ce2097cad916660815a0d7f68a35177a56ce7ff4368aa2"
diff --git a/pyproject.toml b/pyproject.toml
index ebed2d0..7dd81ae 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -75,6 +75,7 @@ flask-multipass = {extras = ["saml"], version = "0.5.4"}
 # thus we must only specify compatibility rather than pinning the exact version
 indico = ">=3.3.1, <4"
 flask_sqlalchemy = "3.0.5"
+xmlsec = "1.3.13"
 
 [tool.poetry.plugins."indico.plugins"]
 saml_groups = "flask_multipass_saml_groups.plugin:SAMLGroupsPlugin"