diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 8571fd733..87d225556 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -26,7 +26,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [ ubuntu-latest, macos-latest, windows-latest ]
-        python-version: [ "3.10", "3.11", "3.12"]
+        python-version: [ "3.10", "3.11", "3.12", "3.13"]
 
     steps:
     - uses: actions/checkout@v4
diff --git a/poetry.lock b/poetry.lock
index 6053cd4a1..96df4d76f 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -1,4 +1,4 @@
-# This file is automatically @generated by Poetry 1.8.5 and should not be changed by hand.
+# This file is automatically @generated by Poetry 1.8.2 and should not be changed by hand.
 
 [[package]]
 name = "alabaster"
@@ -4761,5 +4761,5 @@ type = ["pytest-mypy"]
 
 [metadata]
 lock-version = "2.0"
-python-versions = ">=3.10,<3.13"
-content-hash = "85876465af19875c380e27f620066e90192c56da13465961b10044e0283b0885"
+python-versions = ">=3.10,<3.14"
+content-hash = "2d5891b39ef8ca11eb8a50da6cee9817de5069a33e00b0b17cbdf5e189d7a178"
diff --git a/pyproject.toml b/pyproject.toml
index ab87d066b..f444cc2f9 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -38,7 +38,7 @@ netcdf4 = "^1.6.5"
 numpy = "~2.1" # Pinning numpy less than 2.2.0 until this resolves: https://github.com/numpy/numpy/issues/27957
 pint = "^0.24.1" 
 pyrealm = {version = "^2.0.0rc1", allow-prereleases = true} 
-python = ">=3.10,<3.13" 
+python = ">=3.10,<3.14" 
 scipy = "^1.9.0" 
 tomli = {version = "^2.0.1", python = "<3.11"} 
 tomli-w = "^1.0.0"