diff --git a/Dockerfile b/Dockerfile
index 4c43033..3be8719 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -49,6 +49,7 @@ RUN cd /tmp/pigeonhole && \
 FROM registry.gitlab.com/thallian/docker-confd-env:master
 
 COPY --from=builder /lib/dovecot/ /lib/dovecot/
+COPY --from=builder /libexec/dovecot/ /libexec/dovecot/
 COPY --from=builder /bin/doveadm /bin/doveadm
 COPY --from=builder /bin/doveconf /bin/doveconf
 COPY --from=builder /sbin/dovecot /sbin/dovecot