diff --git a/.github/actions/dynamic_matrix.py b/.github/actions/dynamic_matrix.py
index 3d16f953..5de73959 100644
--- a/.github/actions/dynamic_matrix.py
+++ b/.github/actions/dynamic_matrix.py
@@ -9,7 +9,7 @@
     python_versions = json.loads(f.read().decode('utf-8'))
 
 now = datetime.datetime.now().strftime('%Y-%m-%d')
-python_supported_versions = [ v['cycle'] for v in python_versions if v['eol'] > now and v['cycle'] not in ['3.7','3.8'] ]
+python_supported_versions = [ v['cycle'] for v in python_versions if v['eol'] > now and v['cycle'] not in ['3.7','3.8','3.12'] ]
 
 python_default_version = python_supported_versions[1]