diff --git a/Dockerfile b/Dockerfile
index f15df4d..e138d8f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -11,4 +11,4 @@ ENV CONFIG_FILE=/data/config.yaml
 VOLUME /data
 WORKDIR /data
 EXPOSE 5000
-CMD [ "python", "/usr/src/app/pnut-matrix.py", "-d" ]
+CMD [ "python", "/usr/src/app/pnut-matrix.py" ]
diff --git a/wait-for-synapse.sh b/wait-for-synapse.sh
index 1c07041..1e484d8 100755
--- a/wait-for-synapse.sh
+++ b/wait-for-synapse.sh
@@ -3,7 +3,7 @@
 #
 # based on an exmaple from https://docs.docker.com/compose/startup-order/
 #
-# command: ["./wait-for-synapse.sh", "synapse", "python", "/usr/src/app/pnut-matrix.py", "-d"]
+# command: ["/usr/src/app/wait-for-synapse.sh", "http://synapse:8008", "python", "/usr/src/app/pnut-matrix.py", "-d"]
 
 set -e
 
@@ -17,7 +17,7 @@ host="$1"
 # This is done for `exec "$@"` below to work correctly
 shift
 
-until [ "200" -eq $(curl -s -o /dev/null --head -w "%{http_code}" https://${host}/_matrix/client/versions) ]; do
+until [ "200" -eq $(curl -s -o /dev/null --head -w "%{http_code}" ${host}/_matrix/client/versions) ]; do
     >&2 echo "synapse is unavailable - sleeping"
     sleep 3
 done