diff --git a/contrib/builder/deb/ubuntu-trusty/Dockerfile b/contrib/builder/deb/ubuntu-trusty/Dockerfile
index 2c85a60a91..c604f6bd67 100644
--- a/contrib/builder/deb/ubuntu-trusty/Dockerfile
+++ b/contrib/builder/deb/ubuntu-trusty/Dockerfile
@@ -2,7 +2,7 @@
 # THIS FILE IS AUTOGENERATED; SEE "contrib/builder/deb/generate.sh"!
 #
 
-FROM ubuntu:trusty
+FROM ubuntu:trusty-20190515
 
 RUN apt-get update && apt-get install -y bash-completion btrfs-tools build-essential curl ca-certificates debhelper dh-systemd git libapparmor-dev libdevmapper-dev libsqlite3-dev libsystemd-journal-dev --no-install-recommends && rm -rf /var/lib/apt/lists/*