diff --git a/.github/workflows/build_tests.yml b/.github/workflows/build_tests.yml
index bb2d178..2d912f2 100644
--- a/.github/workflows/build_tests.yml
+++ b/.github/workflows/build_tests.yml
@@ -10,7 +10,9 @@ on:
   pull_request:
     branches:
     - '**'
-
+  schedule:
+    - cron: '0 0 1 * *'
+    
 jobs:
 
   build:
@@ -18,9 +20,9 @@ jobs:
     steps:
     - uses: actions/checkout@v2
     - name: Set up Python
-      uses: actions/setup-python@v2
+      uses: actions/setup-python@v4
       with:
-        python-version: 3.8
+        python-version: 3.9
     - name: Install dependencies
       run: |
         python --version
@@ -32,7 +34,7 @@ jobs:
         python setup.py bdist_wheel
         ls dist/*
     - name: Save wheel
-      uses: actions/upload-artifact@v2
+      uses: actions/upload-artifact@v3
       with:
         name: wheel
         path: dist/chama*.whl
@@ -67,7 +69,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        python-version: [3.7, 3.8, 3.9]
+        python-version: [3.7, 3.8, 3.9, 3.10, 3.11]
         os: [ubuntu-latest]
     steps:
     - uses: actions/checkout@v2
@@ -103,7 +105,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - name: Set up Python 
-      uses: actions/setup-python@v2
+      uses: actions/setup-python@v4
       with:
         python-version: 3.8
     - uses: actions/checkout@v2
@@ -151,7 +153,7 @@ jobs:
     - name: Set up Python 
       uses: actions/setup-python@v2
       with:
-        python-version: 3.8
+        python-version: 3.9
     - uses: actions/checkout@v2
     - name: Install coverage
       run: |