diff --git a/docker/ews/Dockerfile b/docker/ews/Dockerfile
index a21d039e..c90dbf7c 100644
--- a/docker/ews/Dockerfile
+++ b/docker/ews/Dockerfile
@@ -20,7 +20,7 @@ RUN apk -U --no-cache add \
             py-requests \
             py-setuptools && \
     pip install --no-cache-dir -U pip && \
-    pip install --no-cache-dir pyOpenSSL && \
+    pip install --no-cache-dir pyOpenSSL xmljson && \
 
 # Setup ewsposter
     git clone --depth=1 https://github.com/rep/hpfeeds /opt/hpfeeds && \
diff --git a/docker/ews/dist/ews.cfg b/docker/ews/dist/ews.cfg
index 0c37928a..c52e7e1a 100644
--- a/docker/ews/dist/ews.cfg
+++ b/docker/ews/dist/ews.cfg
@@ -24,6 +24,10 @@ port = 0
 channels = 0
 ident = 0
 secret= 0
+# path/to/certificate for tls broker - or "false" for non-tls broker
+tlscert = false
+# hpfeeds submission format: "ews" (xml) or "json"
+hpfformat = json
 
 [EWSJSON]
 json = false