diff --git a/acf-app/openpdu-model.lua b/acf-app/openpdu-model.lua
index 5e9d03d..6c7cfd9 100755
--- a/acf-app/openpdu-model.lua
+++ b/acf-app/openpdu-model.lua
@@ -32,7 +32,7 @@ mymodule.updatestatus = function()
 		elseif (tonumber(v) == 1) then
 			s = "Off"
 		else
-			s = "unknown (" .. v .. ")"
+			s = "unknown (" .. tostring(v) .. ")"
 		end
 		config[i].status = s
 	end
diff --git a/docker/Dockerfile b/docker/Dockerfile
new file mode 100644
index 0000000..5b75ea8
--- /dev/null
+++ b/docker/Dockerfile
@@ -0,0 +1,17 @@
+FROM alpine:3.7
+
+ADD https://openpdu.github.io/alpine/devel@openpdu.org-5a7816cb.rsa.pub /etc/apk/keys
+
+RUN echo "https://openpdu.github.io/alpine/v3.7/main" >> /etc/apk/repositories && \
+    apk --no-cache -U upgrade && \
+    apk --no-cache -U add acf-openpdu alpine-base && \
+    echo root:root | chpasswd && \
+    setup-acf
+
+#ADD start.sh /
+
+EXPOSE 443
+
+#ENTRYPOINT ["/bin/sh"]
+ENTRYPOINT ["/usr/sbin/mini_httpd","-D","-C","/etc/mini_httpd/mini_httpd.conf"]
+
diff --git a/docker/build.sh b/docker/build.sh
new file mode 100755
index 0000000..db0b835
--- /dev/null
+++ b/docker/build.sh
@@ -0,0 +1 @@
+docker build . -t acf-openpdu:latest
diff --git a/docker/start.sh b/docker/start.sh
new file mode 100755
index 0000000..a00b80c
--- /dev/null
+++ b/docker/start.sh
@@ -0,0 +1,3 @@
+MYDIR=$(cd "$(dirname "$0")/../acf-app" ; pwd -P)
+docker run --rm -d -v "$MYDIR:/usr/share/acf/app/openpdu/" -p 443 acf-openpdu:latest
+