diff --git a/mail/v2/docker/mda-dovecot b/mail/v2/docker/mda-dovecot
index f4e3b6e..cda1759 100644
--- a/mail/v2/docker/mda-dovecot
+++ b/mail/v2/docker/mda-dovecot
@@ -2,6 +2,7 @@ FROM alpine:3.15
 
 RUN sed -i 's/dl-cdn.alpinelinux.org/mirrors.ustc.edu.cn/g' /etc/apk/repositories  \
     && apk add dovecot-pgsql dovecot-lmtpd \
+    && chown -R mail /var/mail \
     && rm -rf /var/cache/apk/*
 
 EXPOSE 143 993