diff --git a/Dockerfile b/Dockerfile
index 6be52a9..7851369 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -9,6 +9,8 @@ COPY scripts/*.sh /app/
 RUN chmod +x /app/*.sh \
   && apk add --no-cache bash heirloom-mailx p7zip sqlite supercronic tzdata \
   && ln -sf /tmp/localtime /etc/localtime \
-  && mkdir -m 777 /bitwarden
+  && mkdir -m 777 /bitwarden \
+  && addgroup -g 1100 backuptool \
+  && adduser -u 1100 -Ds /bin/sh -G backuptool backuptool
 
 ENTRYPOINT ["/app/entrypoint.sh"]