diff --git a/src/DC1.cpp b/src/DC1.cpp
index 0dc065f..e47a1b0 100644
--- a/src/DC1.cpp
+++ b/src/DC1.cpp
@@ -658,7 +658,7 @@ void DC1::energyUpdate()
     {
         energyUpdateToday();
     }
-    if (perSecond % 301 == 0 && cse7766->Energy.kWhtoday > 0)
+    if (perSecond % 3600 == 0 && cse7766->Energy.kWhtoday > 0)
     {
         energySync();
         Config::saveConfig();
@@ -943,4 +943,4 @@ void DC1::reportPower()
         powerStatTopic[strlen(powerStatTopic) - 1] = ch + 49; // 48 + 1 + ch
         Mqtt::publish(powerStatTopic, bitRead(lastState, ch) ? "on" : "off", globalConfig.mqtt.retain);
     }
-}
\ No newline at end of file
+}