diff --git a/vms/docker/Dockerfile b/vms/docker/Dockerfile
index 74ff337c..dd71d9ea 100644
--- a/vms/docker/Dockerfile
+++ b/vms/docker/Dockerfile
@@ -1,7 +1,7 @@
 FROM ubuntu:20.04
 
 RUN apt-get update
-RUN DEBIAN_FRONTEND=noninteractive apt-get install -y composer php-fpm php-cli php-gd php-xml php-apcu php-mbstring php-intl apache2 apache2-utils libfcgi0ldbl task-spooler libaprutil1-dbd-mysql attr
+RUN DEBIAN_FRONTEND=noninteractive apt-get install -y composer php-fpm php-cli php-gd php-xml php-apcu php-mbstring php-intl apache2 apache2-utils libfcgi0ldbl task-spooler libaprutil1-dbd-mysql attr libapache2-mod-xsendfile
 RUN DEBIAN_FRONTEND=noninteractive apt-get install -y sudo imagemagick openjdk-8-jre python3 pip calibre
 RUN apt-get clean && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*