diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 7dbc85d..39d9296 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -22,7 +22,7 @@ jobs:
       - name: Setup python environment
         uses: actions/setup-python@v2
         with:
-          python-version: '3.7'
+          python-version: '3.9'
 
       - name: Clean
         run: python setup.py clean --all
diff --git a/Dockerfile b/Dockerfile
index 7f11171..23fa44e 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -3,7 +3,7 @@ RUN apk --no-cache add curl && mkdir /downloads
 # Download installation files
 RUN curl https://github.com/avollkopf/craftbeerpi4-ui/archive/main.zip -L -o ./downloads/cbpi-ui.zip
 
-FROM python:3.7 as base
+FROM python:3.9 as base
 
 # Install dependencies
 RUN     apt-get update \