ci: update debian-buster docker image

diff --git a/ci/debian-buster/Dockerfile b/ci/debian-buster/Dockerfile
index f7deaf56348c674c850b1785d486743947147f3b..f57103ad0b4df022f8c17aca058ca3349353222e 100644 (file)
--- a/ci/debian-buster/Dockerfile
+++ b/ci/debian-buster/Dockerfile
@@ -1,4 +1,4 @@
-FROM debian:buster-20190228
+FROM debian:buster-20190326
 MAINTAINER Knot Resolver <knot-resolver@labs.nic.cz>
 ARG KNOT_BRANCH=2.8