diff --git a/Dockerfile-php7 b/Dockerfile-php7
index f5b1b8e..09d85ed 100644
--- a/Dockerfile-php7
+++ b/Dockerfile-php7
@@ -18,6 +18,7 @@ RUN apt-get update -qq && apt-get install -y -qq\
   php-sqlite3 \
   php-apcu \
   libapache2-mod-php \
+  cron \
   postfix \
   sudo \
   rsync \