diff --git a/temp_sensor/src/temp_sensor.cpp b/temp_sensor/src/temp_sensor.cpp
index 1088fe7..3470228 100644
--- a/temp_sensor/src/temp_sensor.cpp
+++ b/temp_sensor/src/temp_sensor.cpp
@@ -3,8 +3,8 @@
 #include "Tmp36Sensor.h"
 #include "Dht22Sensor.h"
 
-#define SEND_INTERVAL 37						// 37*8s = ~5min
-#define SEND_VCC_INTERVAL (SEND_INTERVAL*6)		// every half hour
+#define SEND_INTERVAL 450						// 450*8s = ~60min
+#define SEND_VCC_INTERVAL (SEND_INTERVAL*12)	// every 12 hours
 
 // Pins
 #define SENDER PIN_B2