diff --git a/src/airtime.cpp b/src/airtime.cpp
index 59882078..fed4ef8a 100644
--- a/src/airtime.cpp
+++ b/src/airtime.cpp
@@ -31,7 +31,7 @@ void AirTime::logAirtime(reportTypes reportType, uint32_t airtime_ms)
 
 uint8_t AirTime::currentPeriodIndex()
 {
-    return ((getSecondsSinceBoot() / SECONDS_PER_PERIOD) % myNodeInfo.air_period_rx_count);
+    return ((getSecondsSinceBoot() / SECONDS_PER_PERIOD) % PERIODS_TO_LOG);
 }
 
 uint8_t AirTime::getPeriodUtilMinute() {
@@ -48,7 +48,7 @@ void AirTime::airtimeRotatePeriod()
     if (this->airtimes.lastPeriodIndex != this->currentPeriodIndex()) {
         DEBUG_MSG("Rotating airtimes to a new period = %u\n", this->currentPeriodIndex());
 
-        for (int i = myNodeInfo.air_period_rx_count - 2; i >= 0; --i) {
+        for (int i = PERIODS_TO_LOG - 2; i >= 0; --i) {
             this->airtimes.periodTX[i + 1] = this->airtimes.periodTX[i];
             this->airtimes.periodRX[i + 1] = this->airtimes.periodRX[i];
             this->airtimes.periodRX_ALL[i + 1] = this->airtimes.periodRX_ALL[i];
@@ -83,7 +83,7 @@ uint32_t *AirTime::airtimeReport(reportTypes reportType)
 
 uint8_t AirTime::getPeriodsToLog()
 {
-    return myNodeInfo.air_period_rx_count;
+    return PERIODS_TO_LOG;
 }
 
 uint32_t AirTime::getSecondsPerPeriod()
diff --git a/src/airtime.h b/src/airtime.h
index 6491e364..f6b9bdcb 100644
--- a/src/airtime.h
+++ b/src/airtime.h
@@ -26,7 +26,7 @@
 
 #define CHANNEL_UTILIZATION_PERIODS 6
 #define SECONDS_PER_PERIOD 3600
-#define PERIODS_TO_LOG 24
+#define PERIODS_TO_LOG 8
 #define MINUTES_IN_HOUR 60
 #define SECONDS_IN_MINUTE 60
 #define MS_IN_HOUR (MINUTES_IN_HOUR * SECONDS_IN_MINUTE * 1000)