diff --git a/Dockerfile b/Dockerfile
index 3545da9..15495be 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,7 @@
 FROM registry.sindominio.net/nginx
 
-RUN apt-get update && apt-get install -y libnginx-mod-rtmp && apt-get clean
+RUN apt-get update -y && \
+	apt-get install -y libnginx-mod-rtmp cron
 
 RUN rm -rf /var/www/html/*
 
@@ -8,6 +9,9 @@ RUN rm -rf /var/www/html/*
 WORKDIR /tmp/
 COPY nginx-rtmp.conf /tmp/
 RUN cat /tmp/nginx-rtmp.conf >> /etc/nginx/nginx.conf
+RUN rm -rf /tmp/*
+
+ADD clean.sh /etc/cron.hourly/
 
 RUN mkdir -p /var/www/html/hls && \
     chmod 777 /var/www/html/hls && \
diff --git a/clean.sh b/clean.sh
new file mode 100755
index 0000000..ceff161
--- /dev/null
+++ b/clean.sh
@@ -0,0 +1,4 @@
+#!/bin/bash
+
+HLS=/var/www/html/canal/
+find $HLS -type f -name "*.ts" -amin +30 -exec rm {} \;