diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
index 52eadb769..35f3b80e8 100644
--- a/.github/workflows/test.yaml
+++ b/.github/workflows/test.yaml
@@ -34,6 +34,7 @@ jobs:
           - "3.10"
           - "3.11"
           - "3.12"
+          - "3.13"
       fail-fast: false
     concurrency:
       group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}-${{ matrix.python-version }}
diff --git a/pyproject.toml b/pyproject.toml
index 75301b854..a9a9b6d66 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -44,6 +44,8 @@ classifiers = [
     "Programming Language :: Python :: 3",
     "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",
+    "Programming Language :: Python :: 3.12",
+    "Programming Language :: Python :: 3.13",
     "Intended Audience :: Developers",
     "Intended Audience :: Education",
     "Intended Audience :: Information Technology",
@@ -70,7 +72,7 @@ dependencies = [
     "kubernetes==27.2.0",
     "pluggy==1.3.0",
     "prompt-toolkit==3.0.36",
-    "pydantic==2.4.2",
+    "pydantic==2.9.2",
     "pynacl==1.5.0",
     "python-keycloak>=3.9.0,<4.0.0",
     "questionary==2.0.0",
@@ -79,7 +81,7 @@ dependencies = [
     "ruamel.yaml==0.18.6",
     "typer==0.9.0",
     "packaging==23.2",
-    "typing-extensions==4.11.0",
+    "typing-extensions>=4.11.0",
 ]
 
 [project.optional-dependencies]
@@ -87,7 +89,6 @@ dev = [
     "black==22.3.0",
     "coverage[toml]",
     "dask-gateway",
-    "diagrams",
     "escapism",
     "importlib-metadata<5.0",
     "mypy==1.6.1",