diff --git a/.github/workflows/build_tests.yml b/.github/workflows/build_tests.yml
index 692b0b9..23a4da1 100644
--- a/.github/workflows/build_tests.yml
+++ b/.github/workflows/build_tests.yml
@@ -19,7 +19,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        python-version: ['3.7', '3.8', '3.9', '3.10', '3.11']
+        python-version: ['3.9', '3.10', '3.11', '3.12']
         os: [ubuntu-latest]
     steps:
     - uses: actions/checkout@v2
@@ -48,7 +48,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        python-version: ['3.7', '3.8', '3.9', '3.10', '3.11']
+        python-version: ['3.9', '3.10', '3.11', '3.12']
         os: [ubuntu-latest]
     steps:
     - name: Set up Python 
@@ -72,7 +72,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        python-version: ['3.7', '3.8', '3.9', '3.10', '3.11']
+        python-version: ['3.9', '3.10', '3.11', '3.12']
         os: [ubuntu-latest]
     steps:
     - uses: actions/checkout@v2
@@ -111,7 +111,7 @@ jobs:
     - name: Set up Python 
       uses: actions/setup-python@v4
       with:
-        python-version: 3.9
+        python-version: 3.11
     - uses: actions/checkout@v2
     - name: Install coverage
       run: |
@@ -157,7 +157,7 @@ jobs:
     - name: Set up Python 
       uses: actions/setup-python@v4
       with:
-        python-version: 3.9
+        python-version: 3.11
     - uses: actions/checkout@v2
     - name: Install coverage
       run: |