diff --git a/.github/workflows/python.yml b/.github/workflows/python.yml
index 9d1152a..a8f0d77 100644
--- a/.github/workflows/python.yml
+++ b/.github/workflows/python.yml
@@ -8,7 +8,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: [3.4, 3.7, 3.8]
+        python-version: [3.5, 3.7, 3.8]
 
     steps:
     - uses: actions/checkout@v2
diff --git a/setup.py b/setup.py
index e7e8153..29f17cf 100755
--- a/setup.py
+++ b/setup.py
@@ -58,7 +58,6 @@ setup(
         "Operating System :: Microsoft :: Windows",
         "Operating System :: MacOS",
         "Programming Language :: Python :: 3",
-        "Programming Language :: Python :: 3.4",
         "Programming Language :: Python :: 3.5",
         "Programming Language :: Python :: 3.6",
         "Topic :: Software Development :: Embedded Systems",