diff --git a/.github/workflows/docker.yml b/.github/workflows/docker.yml
index 9c733f0..09e18b5 100644
--- a/.github/workflows/docker.yml
+++ b/.github/workflows/docker.yml
@@ -66,7 +66,7 @@ jobs:
         with:
           context: .
           file: ./Dockerfile
-          platforms: linux/amd64,linux/arm64,linux/arm/v7
+          platforms: linux/amd64,linux/arm64
           push: ${{ github.event_name != 'pull_request' }}
           cache-from: type=local,src=/tmp/.buildx-cache
           cache-to: type=local,dest=/tmp/.buildx-cache
diff --git a/Dockerfile b/Dockerfile
index 10a94c0..37a5e00 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,10 +1,10 @@
-FROM maven:3-jdk-8-alpine AS maven
+FROM maven:3.6.3-jdk-11 AS maven
 USER root
 COPY ./ /tmp/code
 RUN cd /tmp/code && mvn clean package -Dmaven.test.skip=true -Dmaven.javadoc.skip=true
 
 
-FROM openjdk:8-jdk-alpine
+FROM openjdk:11-jdk-oracle
 COPY --from=maven /tmp/code/target/*.jar /webdav.jar
 EXPOSE 8080
 ENV JAVA_OPTS="-Xmx1g"