diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index e23be14..75c0a41 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -15,7 +15,7 @@ jobs:
       fail-fast: false
       matrix:
         os: ["ubuntu-latest", "macos-latest"]
-        python-version: ["3.9", "3.10", "3.11"]
+        python-version: ["3.9", "3.10", "3.11", "3.12"]
 
     steps:
     - uses: actions/checkout@v2
@@ -35,7 +35,7 @@ jobs:
       fail-fast: false
       matrix:
         os: ["ubuntu-latest"]
-        python-version: ["3.9", "3.10", "3.11"]
+        python-version: ["3.9", "3.10", "3.11", "3.12"]
         poetry-version: ["1.3.2"]
     steps:
       - name: Checkout
diff --git a/docs/new.md b/docs/new.md
index f8ade31..b107159 100644
--- a/docs/new.md
+++ b/docs/new.md
@@ -3,6 +3,8 @@
 ### (unreleased)
 * Rework doc: set up readthedocs
 * Drop python 3.8
+* Add python 3.12
+* pyOpenSci review process: improve documentation
 
 ### v0.4.2 (2023-08-07)
 * Allow additional dimension names occurring when variables on inner grid are diagnosed, e.g. `x_grid_U_inner` or `x_grid_U`.
diff --git a/pyproject.toml b/pyproject.toml
index 78ae5a1..bee55f8 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -9,7 +9,7 @@ readme = "README.md"
 exclude = ["xnemogcm/test/data"]
 
 [tool.poetry.dependencies]
-python = ">=3.9,<3.12"
+python = ">=3.9"
 dask = {extras = ["array"], version = "*"}
 netcdf4 = ">=1.5.8"
 xarray = ">=0.21.1"