diff --git a/context/Dockerfile b/context/Dockerfile
index 32a1b91e3b8d1475e0f64b5e792766ff488061b4..32ca6acb9b66d6b4bfca2cc931b5d2d93be25798 100644
--- a/context/Dockerfile
+++ b/context/Dockerfile
@@ -17,9 +17,8 @@ RUN apt-get update \
     && apt-get clean \
     && rm -rf /var/lib/apt/lists/*
 
-RUN touch /var/log/s3-purge
-
 COPY s3-purge.sh /usr/local/bin/s3-purge
 COPY crontab /etc/cron.d/s3-purge
 
-CMD ["tail", "-f", "/var/log/s3-purge"]
+RUN touch /var/log/s3-purge
+CMD ["tail", "-F", "/var/log/s3-purge"]
diff --git a/context/crontab b/context/crontab
index 96ac822d0dfc6d8daa37eb079897ace1bdac4376..21b4156151646725af09a98e382099c30f28699c 100644
--- a/context/crontab
+++ b/context/crontab
@@ -1 +1 @@
-20 1 * * * root s3-purge > /var/log/s3-purge 2>/dev/null
+20 1 * * * root s3-purge >> /var/log/s3-purge 2>/dev/null