diff --git a/debian/Dockerfile-stretch b/debian/Dockerfile-stretch
index fa76c12cb05556df990200fe446466db0a0ed874..91bb22023233ac1d5cfb004c020113b6c73035e0 100644
--- a/debian/Dockerfile-stretch
+++ b/debian/Dockerfile-stretch
@@ -3,7 +3,7 @@ FROM debian:stretch
 MAINTAINER antoinebarbare@gmail.com
 
 RUN apt-get update -y
-RUN apt-get install -y 
+RUN apt-get install -y \
 	curl \
 	git \
 	gpg \