diff --git a/.gitea/workflows/build-and-publish.yaml b/.gitea/workflows/build-and-publish.yaml
index 3266104..76417ed 100644
--- a/.gitea/workflows/build-and-publish.yaml
+++ b/.gitea/workflows/build-and-publish.yaml
@@ -1,7 +1,8 @@
 
 name: Build and publish container images
 
-on: [ workflow_dispatch ]
+on:
+- workflow_dispatch
 
 jobs:
   build-and-publish:
@@ -39,6 +40,7 @@ jobs:
         platforms: |
           linux/amd64
           linux/arm64
-        build_args: |
+        build-args: |
           PYTHON_VERSION=3
           ALPINE_VERSION=3.18
+          ROTATE_BACKUPS_VERSION=8.1
diff --git a/.gitea/workflows/build.yaml b/.gitea/workflows/build.yaml
index f6e0c7b..2a95da9 100644
--- a/.gitea/workflows/build.yaml
+++ b/.gitea/workflows/build.yaml
@@ -32,6 +32,6 @@ jobs:
         platforms: |
           linux/amd64
           linux/arm64
-        build_args: |
+        build-args: |
           PYTHON_VERSION=3
           ALPINE_VERSION=3.18
diff --git a/Dockerfile b/Dockerfile
index 72fdbb1..e41b3aa 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,12 +1,13 @@
 
 ARG PYTHON_VERSION=3
 ARG ALPINE_VERSION=3.18
+ARG ROTATE_BACKUPS_VERSION=latest
 
 FROM python:${PYTHON_VERSION}-alpine${ALPINE_VERSION}
 
 RUN apk update && apk add less
 
-RUN pip install rotate-backups==8.1
+RUN pip install rotate-backups==${ROTATE_BACKUPS_VERSION}
 
 RUN mkdir /data