diff --git a/dockerfiles/email/postfix/Dockerfile b/dockerfiles/email/postfix/Dockerfile
index 46142f16b3839ae9fa13944d7744043c522d8f24..1f806f085e5e4a139756ee126634d22529ea7a19 100644
--- a/dockerfiles/email/postfix/Dockerfile
+++ b/dockerfiles/email/postfix/Dockerfile
@@ -23,3 +23,4 @@ VOLUME ["/etc/postfix", "/var/spool/mail", "/var/log"]
 EXPOSE 25
 
 CMD /install.sh;/usr/bin/supervisord -c /etc/supervisor/supervisord.conf
+
diff --git a/dockerfiles/email/postfix/install.sh b/dockerfiles/email/postfix/install.sh
index f1f71fc6cb2c6d4abf95287a0658417517f88186..a4e30bd94964e33b994189c70cf64066a689274b 100755
--- a/dockerfiles/email/postfix/install.sh
+++ b/dockerfiles/email/postfix/install.sh
@@ -38,3 +38,4 @@ cp /data/forwards /etc/postfix/virtual
 
 # configure virtual
 postmap /etc/postfix/virtual
+
diff --git a/dockerfiles/load-balancer/haproxy/Dockerfile b/dockerfiles/load-balancer/haproxy/Dockerfile
index 8d4cb5de09b36ae818db0587e5b3fe09b6307ada..991ba67f794ab8037ab9c7099bbd0efe4eed829c 100644
--- a/dockerfiles/load-balancer/haproxy/Dockerfile
+++ b/dockerfiles/load-balancer/haproxy/Dockerfile
@@ -13,3 +13,4 @@ ENTRYPOINT ["haproxy"]
 CMD ["-d", "-f", "/etc/haproxy/haproxy.cfg"]
 EXPOSE 80
 EXPOSE 443
+
diff --git a/dockerfiles/services/apache/run.sh b/dockerfiles/services/apache/run.sh
index 5dccd01c797042d73a32bfe50cbeae8f9d060f4e..81284dededab1c596ffd2bf3789de98cbfbdbec0 100644
--- a/dockerfiles/services/apache/run.sh
+++ b/dockerfiles/services/apache/run.sh
@@ -1,3 +1,4 @@
 #!/bin/bash
 source /etc/apache2/envvars
 exec apache2 -D FOREGROUND
+