diff --git a/core/dovecot/Dockerfile b/core/dovecot/Dockerfile
index 2681bcff..25eb9263 100644
--- a/core/dovecot/Dockerfile
+++ b/core/dovecot/Dockerfile
@@ -7,9 +7,8 @@ ARG VERSION
 LABEL version=$VERSION
 
 RUN set -euxo pipefail \
-  ; apk add --no-cache --repository=http://dl-cdn.alpinelinux.org/alpine/edge/main 'dovecot<2.4' dovecot-lmtpd dovecot-pigeonhole-plugin dovecot-pop3d dovecot-submissiond \
-  ; apk add --no-cache --repository=http://dl-cdn.alpinelinux.org/alpine/edge/testing dovecot-fts-flatcurve \
-  ; apk add --no-cache rspamd-client \
+  ; echo -e 'http://dl-cdn.alpinelinux.org/alpine/edge/main\nhttp://dl-cdn.alpinelinux.org/alpine/edge/testing\nhttp://dl-cdn.alpinelinux.org/alpine/edge/community' >> /etc/apk/repositories \
+  ; apk add --no-cache 'dovecot<2.4' dovecot-lmtpd dovecot-pigeonhole-plugin dovecot-pop3d dovecot-submissiond rspamd-client dovecot-fts-flatcurve \
   ; mkdir /var/lib/dovecot
 
 COPY conf/ /conf/