diff --git a/.gitea/workflows/container.yaml b/.gitea/workflows/container.yaml
new file mode 100644
index 0000000..e48b3fd
--- /dev/null
+++ b/.gitea/workflows/container.yaml
@@ -0,0 +1,12 @@
+name: Build Multiarch Container Image
+on: [push]
+jobs:
+  call-reusable-workflow:
+    uses: container/multiarch-build-workflow/.gitea/workflows/build.yaml@main
+    with:
+      repository: ${{ gitea.repository }}
+      ref_name: ${{ gitea.ref_name }}
+      sha: ${{ gitea.sha }}
+      registry_url: ${{ secrets.REGISTRY_URL }}
+      registry_user: ${{ secrets.REGISTRY_USER }}
+      registry_pw: ${{ secrets.REGISTRY_PW }}
diff --git a/Containerfile b/Containerfile
index 9571245..b6e5072 100644
--- a/Containerfile
+++ b/Containerfile
@@ -16,9 +16,9 @@ RUN apk add --no-cache \
   grep \
   findutils
 
-ENV VERSION=v2.16.3
+ENV VERSION=v2.15.3
 ENV ARCHIVE=paperless-ngx-$VERSION.tar.xz
-ENV SHA256_SUM=8d26e989555b35929208b3693ff27e16d0e2eb1db8cbb5630c4766b8be349a00
+ENV SHA256_SUM=20cd5961b1f91bde5cb6743ae8eb7f8fd98d66ba67d49d5ab030d87c998ac2d1
 RUN wget https://github.com/paperless-ngx/paperless-ngx/releases/download/$VERSION/$ARCHIVE
 RUN echo "$SHA256_SUM  $ARCHIVE" | sha256sum -c - || exit 1
 RUN mkdir -p /install
diff --git a/Jenkinsfile b/Jenkinsfile
deleted file mode 100644
index a8bfde8..0000000
--- a/Jenkinsfile
+++ /dev/null
@@ -1 +0,0 @@
-multiarch_container()