diff --git a/images/json2collectdmqtt/run.sh b/images/json2collectdmqtt/run.sh
index 20fbcce..6ab0c04 100755
--- a/images/json2collectdmqtt/run.sh
+++ b/images/json2collectdmqtt/run.sh
@@ -10,4 +10,8 @@ if [[ -n "${MQTT_SERVER}" ]]; then
 	JSON2COLLECTDMQTT_ARGS="${JSON2COLLECTDMQTT_ARGS} --server ${MQTT_SERVER}";
 fi
 
-exec json2collectdmqtt start
\ No newline at end of file
+export MQTT_USERNAME;
+export MQTT_PASSWORD;
+export JSON2COLLECTDMQTT_ARGS;
+
+exec json2collectdmqtt start;
\ No newline at end of file