diff --git a/.github/workflows/python-package.yml b/.github/workflows/python-package.yml
index 6df94ec..af2b637 100644
--- a/.github/workflows/python-package.yml
+++ b/.github/workflows/python-package.yml
@@ -17,7 +17,7 @@ jobs:
       fail-fast: false
       matrix:
         python-version: ["3.8", "3.9", "3.10", "3.11"]
-        pymodbus-version: ["2.5.3", "3.0.2", "3.1.3", "3.2.2", "3.3.1"]
+        pymodbus-version: ["2.5.3", "3.0.2", "3.1.3", "3.2.2", "3.3.1", "3.4.1"]
         exclude:
         - python-version: "3.10"
           pymodbus-version: "2.5.3"
diff --git a/setup.py b/setup.py
index e004790..f9e4512 100644
--- a/setup.py
+++ b/setup.py
@@ -23,7 +23,7 @@
     install_requires=[
         'pymodbus>=2.4.0; python_version == "3.8"',
         'pymodbus>=2.4.0; python_version == "3.9"',
-        'pymodbus>=3.4.1,<3.5.0; python_version >= "3.10"',
+        'pymodbus>=3.0.2,<3.5.0; python_version >= "3.10"',
     ],
     extras_require={
         'test': [