diff --git a/src/main.cpp b/src/main.cpp
index c69e4f9..baaa2ca 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -259,21 +259,27 @@ void setup()
   }
   if (bme680.begin()) {
     bme680_active = true;
-  } else {
-    ESP_LOGE(TAG, "Could not find a valid BME680 sensor, check wiring!");
-  }
 
-  if (bme680_active) {
     // Set up oversampling and filter initialization
     bme680.setTemperatureOversampling(BME680_OS_8X);
     bme680.setHumidityOversampling(BME680_OS_2X);
     bme680.setPressureOversampling(BME680_OS_4X);
     bme680.setIIRFilterSize(BME680_FILTER_SIZE_3);
     bme680.setGasHeater(320, 150); // 320*C for 150 ms
+  } else {
+    ESP_LOGE(TAG, "Could not find a valid BME680 sensor, check wiring!");
   }
 
   if (uv.begin()) {
     uv_active = true;
+
+    uv.setIntegrationTime(VEML6075_100MS);  // Set the integration constant
+    uv.setHighDynamic(true);  // Set the high dynamic mode
+    uv.setForcedMode(false);
+    // Set the calibration coefficients
+    uv.setCoefficients(2.22, 1.33,  // UVA_A and UVA_B coefficients
+                       2.95, 1.74,  // UVB_C and UVB_D coefficients
+                       0.001461, 0.002591); // UVA and UVB responses
   } else {
     Serial.println("Failed to communicate with VEML6075 sensor, check wiring?");
   }
@@ -283,6 +289,7 @@ void setup()
   FirmwareVersionResult sds_fw = sds.queryFirmwareVersion();
   if (sds_fw.isOk()) {
     sds_active = true;
+
     sds.setActiveReportingMode();  // ensures sensor is in 'active' reporting mode
     sds.setCustomWorkingPeriod(5); // sensor sends data every 3 minutes
   } else {