diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 0b9cc224..917fd56b 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -63,6 +63,8 @@ jobs:
             python-version: "3.10"
           - os: "ubuntu-latest"
             python-version: "3.11"
+          - os: "ubuntu-latest"
+            python-version: "3.12"
 
     defaults:
       run:
@@ -117,6 +119,7 @@ jobs:
     # and run project-specific tasks.
     - name: Setup project
       run: |
+        python -m pip install --upgrade pip setuptools wheel
         pip install --editable=.
         python setup.py compile_catalog
 
diff --git a/apprise/AppriseLocale.py b/apprise/AppriseLocale.py
index cb9512e5..e900ce5b 100644
--- a/apprise/AppriseLocale.py
+++ b/apprise/AppriseLocale.py
@@ -219,6 +219,9 @@ class AppriseLocale:
             try:
                 # Acquire our locale
                 lang = locale.getlocale()[0]
+                # Compatibility for Python >= 3.12
+                if lang == 'C':
+                    lang = AppriseLocale._default_language
 
             except (ValueError, TypeError) as e:
                 # This occurs when an invalid locale was parsed from the