diff --git a/CLS.c b/CLS.c
index 05cf780..1b3777d 100644
--- a/CLS.c
+++ b/CLS.c
@@ -38,7 +38,8 @@ void CLS_Init(void) {
 
     CLS_HeatbeatTimerId = osTimerNew((osTimerFunc_t)CLS_Heatbeat, osTimerPeriodic, NULL, &timerAttr);
     if (CLS_HeatbeatTimerId != NULL) {  // Timer object created
-        if (osTimerStart(CLS_HeatbeatTimerId, CLS_HEARTBEAT_INTERVAL_MS) == osOK) {  // Timer started
+        // add gCLS_DEVICE_ADDRESS to the interval to avoid collisons
+        if (osTimerStart(CLS_HeatbeatTimerId, CLS_HEARTBEAT_INTERVAL_MS + gCLS_DEVICE_ADDRESS) == osOK) {  // Timer started
             // Timer started successfully
         }
     }