diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 46b7c16..71e9502 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -10,7 +10,7 @@ on:
       - main
       
 env:
-  MAIN_PYTHON_VERSION: '3.10'
+  MAIN_PYTHON_VERSION: '3.11'
 
 jobs:
   build:
diff --git a/setup.py b/setup.py
index 9872dc3..70ce63b 100644
--- a/setup.py
+++ b/setup.py
@@ -38,8 +38,8 @@
         long_description_content_type="text/markdown",
         url=f"https://github.com/ansys/{package_name}",
         license="MIT",
-        python_requires=">=3.7",
-        install_requires=["grpcio~=1.44", "protobuf>=3.19,<6", "ansys-api-dbu==0.3.4"],
+        python_requires=">=3.9",
+        install_requires=["grpcio~=1.49", "protobuf>=3.19,<6", "ansys-api-dbu==0.3.4"],
         packages=setuptools.find_namespace_packages(".", include=("ansys.*",)),
         package_data={
             "": ["*.proto", "*.pyi", "py.typed", "VERSION"],