diff --git a/.github/workflows/unit_testing.yaml b/.github/workflows/unit_testing.yaml
index bc9ea02..8bd2565 100644
--- a/.github/workflows/unit_testing.yaml
+++ b/.github/workflows/unit_testing.yaml
@@ -8,7 +8,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ["3.7", "3.8", "3.9", "3.10", "3.11"]
+        python-version: ["3.7", "3.8", "3.9", "3.10", "3.11", "3.12"]
 
     steps:
       - uses: actions/checkout@v3
diff --git a/setup.py b/setup.py
index 467cb3a..3fc65cc 100644
--- a/setup.py
+++ b/setup.py
@@ -10,7 +10,7 @@
 
 setup(
     name='stability-sdk',
-    version='0.8.5',
+    version='0.8.6',
     author='Stability AI',
     author_email='support@stability.ai',
     maintainer='Stability AI',
@@ -26,7 +26,7 @@
         'grpcio-tools>=1.53.0,<1.64.0',
         'python-dotenv',
         'param',
-        'protobuf==4.21.12'
+        'protobuf>=4.21.12,<6.0.0'
     ],
     extras_require={
         'dev': [