diff --git a/usrc/h2o2_sensor.cpp b/usrc/h2o2_sensor.cpp
index 3f3cae7..9a57042 100644
--- a/usrc/h2o2_sensor.cpp
+++ b/usrc/h2o2_sensor.cpp
@@ -81,9 +81,9 @@ typedef struct {
 
 hpp272_data_t* H2O2Sensor::readSensorData() {
   sensordatacache.hydrogen_peroxide_volume = 0;
-  sensordatacache.h2o_h2o2_rs              = 1 * 100;
+  sensordatacache.h2o_h2o2_rs              = 0;
   sensordatacache.temperature1             = 20 * 100;
-  sensordatacache.relative_humidity        = 31 * 100;
+  sensordatacache.relative_humidity        = 0;
 
   static uint16_t            rxbuf[128];
   static hmp110_sensordata_t sensordata;
diff --git a/usrc/main.cpp b/usrc/main.cpp
index 9821b4c..4730963 100644
--- a/usrc/main.cpp
+++ b/usrc/main.cpp
@@ -222,6 +222,6 @@ void Main::run() {
   ZLOGI(TAG, "init done");
   while (1) {
     ZHALCORE::getInstance()->loop();
-    // m_h2o2_sensor.readSensorData();
+    m_h2o2_sensor.readSensorData();
   }
 }