diff --git a/.github/workflows/gh-ci.yaml b/.github/workflows/gh-ci.yaml
index 47d67bb..329e101 100644
--- a/.github/workflows/gh-ci.yaml
+++ b/.github/workflows/gh-ci.yaml
@@ -30,13 +30,13 @@ jobs:
         fail-fast: false
         matrix:
           os: [macOS-latest, ubuntu-latest, windows-latest]
-          python-version: ["3.10", "3.11", "3.12"]
+          python-version: ["3.10", "3.11", "3.12", "3.13"]
           mdanalysis-version: ["latest", "develop"]
           # Manually exclude any combinations of the test matrix that can't be run 
           exclude:
-            # The latest release of MDAnalysis only supports up to Python 3.11
-            # so we exclude 3.12 from the test matrix (issue #37)
-            - python-version: "3.12"
+            # The latest release of MDAnalysis only supports up to Python 3.12
+            # so we exclude 3.13 from the test matrix
+            - python-version: "3.13"
               mdanalysis-version: "latest"
 
     steps:
@@ -51,13 +51,13 @@ jobs:
 
     # More info on options: https://github.com/conda-incubator/setup-miniconda
     - name: Install conda dependencies
-      uses: conda-incubator/setup-miniconda@v3
+      uses: conda-incubator/setup-miniconda@v2
       with:
         python-version: ${{ matrix.python-version }}
         environment-file: devtools/conda-envs/test_env.yaml
         add-pip-as-python-dependency: true
 
-        miniforge-variant: Mambaforge
+        miniforge-version: "latest"
         use-mamba: true
         channels: conda-forge, defaults
 
diff --git a/pyproject.toml b/pyproject.toml
index d7c3c31..7ec5c04 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -25,6 +25,7 @@ classifiers = [
     "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3.12",
+    "Programming Language :: Python :: 3.13",
     "Topic :: Scientific/Engineering",
     "Topic :: Software Development :: Libraries :: Python Modules",
 ]