diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index c246661..7fb36cf 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -18,7 +18,7 @@ jobs:
         python-version: [ "3.10" ]
         engine:
           - Arbor
-          - "Brian2:2.4"
+          - "Brian2:2.9.0"
           - Brian2
           - EDEN
           - "NEST:3.3"
@@ -63,7 +63,7 @@ jobs:
     - name: Install OMV
       run: |
         pip install .
-        pip install scipy sympy matplotlib cython pandas tables
+        pip install scipy sympy matplotlib "cython<3.1.0" pandas tables
         #sudo apt install octave
         sudo apt-get install -y subversion # for neuroConstruct full install...
 
diff --git a/.github/workflows/ci_versions.yml b/.github/workflows/ci_versions.yml
index 42de60b..21c8a6e 100644
--- a/.github/workflows/ci_versions.yml
+++ b/.github/workflows/ci_versions.yml
@@ -17,7 +17,7 @@ jobs:
         runs-on: [ubuntu-latest, macos-latest, ubuntu-24.04 ]
         exclude:
           - runs-on: macos-latest
-            python-version: "3.9"
+            python-version: ["3.9"]
 
     steps:
     - uses: actions/checkout@v4
@@ -50,4 +50,4 @@ jobs:
       run: |
         omv list -V # list installed engines
         env
-        pip list
\ No newline at end of file
+        pip list
diff --git a/README.md b/README.md
index f7c0542..eb6aa24 100644
--- a/README.md
+++ b/README.md
@@ -157,3 +157,4 @@ Since you can run the validation with different [engines](https://github.com/Ope
 ### Running tests automatically on GitHub Actions
 
 To use OMV with GHA, copy an existing configuration file, e.g. https://github.com/OpenSourceBrain/ACnet2/blob/master/.github/workflows/omv-ci.yml and place it in the required repository.
+
diff --git a/omv/engines/getbrian2.py b/omv/engines/getbrian2.py
index 68f7c6a..e5c4de8 100644
--- a/omv/engines/getbrian2.py
+++ b/omv/engines/getbrian2.py
@@ -5,7 +5,7 @@
 
 def install_brian2(version):
     if not version:
-        version = "2.5.3"
+        version = "2.7.1"
     try:
         pip_install("brian2", version)
         import brian2
diff --git a/setup.cfg b/setup.cfg
index a8e8a40..979a02a 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,6 +1,6 @@
 [metadata]
 name = OSBModelValidation
-version = 0.3.6
+version = 0.3.7
 author = Boris Marin, Padraig Gleeson
 author_email = borismarin@gmail.com
 url = https://github.com/OpenSourceBrain/osb-model-validation
@@ -13,18 +13,17 @@ classifiers=
     License :: OSI Approved :: GNU Lesser General Public License v3 (LGPLv3)
     Natural Language :: English
     Operating System :: OS Independent
-    Programming Language :: Python :: 3.7
-    Programming Language :: Python :: 3.8
     Programming Language :: Python :: 3.9
     Programming Language :: Python :: 3.10
     Programming Language :: Python :: 3.11
     Programming Language :: Python :: 3.12
+    Programming Language :: Python :: 3.13
     Topic :: Scientific/Engineering
 
 [options]
 install_requires =
     PyYAML
-    numpy<2.0.0  # Due to other packages (e.g. tables) not working yet with numpy v2
+    numpy
     pyrx
     pathlib; python_version<'3.4'
     docopt