diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 6a8001c..6ceaa17 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -14,13 +14,15 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]
+        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12", "3.13"]
         runs-on: [ubuntu-latest, windows-latest, macos-latest]
         exclude:
           - runs-on: macos-latest
             python-version: "3.8"
           - runs-on: macos-latest
             python-version: "3.9"
+          - runs-on: windows-latest
+            python-version: "3.13"  # not sure how to install libhdf5
 
     steps:
     - uses: actions/checkout@v4
@@ -30,9 +32,15 @@ jobs:
       with:
         python-version: ${{ matrix.python-version }}
 
-    - name: Install dependencies
+    - name: Install HDF5 for pytables on ubuntu-latest
+      if: ${{ matrix.runs-on == 'ubuntu-latest' }}
       run: |
+        sudo apt-get update -y
+        sudo apt-get install libhdf5-serial-dev
         #sudo apt-get install libhdf5-serial-dev liblzo2-dev libgraphviz-dev -y
+
+    - name: Install dependencies
+      run: |
         python -m pip install --upgrade pip
 
     - name: Install HDF5 for pytables on macos-latest
diff --git a/.github/workflows/regenerate.yml b/.github/workflows/regenerate.yml
index 57992c2..2a4f7d3 100644
--- a/.github/workflows/regenerate.yml
+++ b/.github/workflows/regenerate.yml
@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]
+        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12", "3.13"]
 
     steps:
     - uses: actions/checkout@v4
diff --git a/setup.cfg b/setup.cfg
index 2bbc668..c6da65e 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -20,6 +20,7 @@ classifiers =
     Programming Language :: Python :: 3.10
     Programming Language :: Python :: 3.11
     Programming Language :: Python :: 3.12
+    Programming Language :: Python :: 3.13
     Topic :: Scientific/Engineering :: Bio-Informatics
     Topic :: Scientific/Engineering