diff --git a/debian-stretch-jenkins/Dockerfile b/debian-stretch-jenkins/Dockerfile
index 42ed09aa..03d258fd 100644
--- a/debian-stretch-jenkins/Dockerfile
+++ b/debian-stretch-jenkins/Dockerfile
@@ -18,6 +18,7 @@ RUN \
 	DEBIAN_FRONTEND=noninteractive apt-get update && \
 	DEBIAN_FRONTEND=noninteractive apt-get upgrade -y && \
 	DEBIAN_FRONTEND=noninteractive apt-get install -y --no-install-recommends \
+		apt-transport-https \
 		asciidoc \
 		asciidoc-dblatex \
 		autoconf \