diff --git a/Dockerfile b/Dockerfile
index 0b1d8a0..4d1dadd 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,13 +1,18 @@
 # mysql backup image
-FROM alpine:3.7
+FROM alpine:3.8
 MAINTAINER Avi Deitcher <https://github.com/deitch>
 
 # install the necessary client
-RUN apk add --update mysql-client bash python3 samba-client && \
+RUN apk add --update mysql-client bash python3 samba-client shadow && \
     rm -rf /var/cache/apk/* && \
     touch /etc/samba/smb.conf && \
     pip3 install awscli
 
+# set us up to run as non-root user
+RUN groupadd -g 1005 appuser && \
+    useradd -r -u 1005 -g appuser appuser
+USER appuser
+
 # install the entrypoint
 COPY functions.sh /
 COPY entrypoint /entrypoint