diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index b27ab891..419e980f 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -12,8 +12,8 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: [ '3.9', '3.10', '3.11', '3.12' ]
-      max-parallel: 4
+        python-version: [ '3.9', '3.10', '3.11', '3.12', '3.13' ]
+      max-parallel: 5
 
     steps:
       - uses: actions/checkout@v4
@@ -23,7 +23,9 @@ jobs:
         run: uv python install ${{ matrix.python-version }}
       - name: Install the project
         run: |
-          uv sync --all-extras --dev
+          uv venv
+          uv pip install --dry-run ".[spacy,deid,meta-cat]"
+          uv --verbose sync --all-extras --dev
           uv run python -m ensurepip
           uv run python -m pip install --upgrade pip
       - name: Check types
diff --git a/pyproject.toml b/pyproject.toml
index 56ecbaab..dcd381f4 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -46,6 +46,7 @@ classifiers = [
   "Programming Language :: Python :: 3.10",
   "Programming Language :: Python :: 3.11",
   "Programming Language :: Python :: 3.12",
+  "Programming Language :: Python :: 3.13",
   "Programming Language :: Python :: 3 :: Only",
 ]
 
@@ -75,14 +76,15 @@ dependencies = [ # Optional
 # projects.
 [project.optional-dependencies] # Optional
 dev = [
-  "ruff~=0.1.7",
+  "ruff~=0.11.10",
   "mypy",
   "types-tqdm",
   "types-setuptools",
   "types-PyYAML",
+  "scipy~=1.15.0; python_version == '3.13'",
 ]
 spacy = [
-  "spacy",
+  "spacy>=3.8.4; python_version >= '3.10'",
   "spacy<3.8.4; python_version == '3.9'"
 ]
 meta_cat = [
diff --git a/tests/resources/mct2_cdb/config/components/tagging/.schema.json b/tests/resources/mct2_cdb/config/components/tagging/.schema.json
index 3de905a8..86061d28 100644
--- a/tests/resources/mct2_cdb/config/components/tagging/.schema.json
+++ b/tests/resources/mct2_cdb/config/components/tagging/.schema.json
@@ -1 +1 @@
-{"serialised-class": "medcat2.config.config.ComponentConfig", "init-parts": []}
\ No newline at end of file
+{"serialised-class": "medcat2.config.config.ComponentConfig", "init-parts": []}
diff --git a/tests/resources/mct2_cdb/config/components/token_normalizing/.schema.json b/tests/resources/mct2_cdb/config/components/token_normalizing/.schema.json
index 3de905a8..86061d28 100644
--- a/tests/resources/mct2_cdb/config/components/token_normalizing/.schema.json
+++ b/tests/resources/mct2_cdb/config/components/token_normalizing/.schema.json
@@ -1 +1 @@
-{"serialised-class": "medcat2.config.config.ComponentConfig", "init-parts": []}
\ No newline at end of file
+{"serialised-class": "medcat2.config.config.ComponentConfig", "init-parts": []}