diff --git a/include/SolarStation.h b/include/SolarStation.h
index 018fd35..20dc288 100644
--- a/include/SolarStation.h
+++ b/include/SolarStation.h
@@ -85,7 +85,6 @@ NeoPixelBus<NeoRgbFeature, NeoWs2812xMethod> *ledsEsp32 = NULL;
 
 /****************** GLOBAL VARS ******************/
 // MQTT publish retry until ack received
-const int MQTT_PUBLISH_MAX_RETRY = 240; // max retry for MQTT publish
 int number_of_attemps = 0;
 bool onStateAckReceived = false;
 unsigned long onStateNowMillis = 0; 
@@ -118,7 +117,7 @@ bool waterPumpCutOff = true;
 bool espCutOff = false;
 int batteryLevelOnboot = -1;
 
-const int FORCE_DEEP_SLEEP_TIME = 900000; // force deepSleep after 15 minutes
+const int FORCE_DEEP_SLEEP_TIME = 3600000; // force deepSleep after 1 hour
 
 // variable used for faster delay instead of arduino delay(), this custom delay prevent a lot of problem and memory leak
 const int TENSECONDSPERIOD = 10000;
diff --git a/include/Version.h b/include/Version.h
index bdcbaf9..023fca1 100644
--- a/include/Version.h
+++ b/include/Version.h
@@ -1,9 +1,9 @@
 
     // AUTO GENERATED FILE, DO NOT EDIT
     #ifndef VERSION
-        #define VERSION "1.12.38"
+        #define VERSION "1.12.39"
     #endif
     #ifndef BUILD_TIMESTAMP
-        #define BUILD_TIMESTAMP "2024-04-17 10:32:26.764800"
+        #define BUILD_TIMESTAMP "2024-04-18 20:24:27.606487"
     #endif
     
\ No newline at end of file
diff --git a/platformio.ini b/platformio.ini
index b94c512..e3df7c1 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -82,7 +82,7 @@ upload_speed = ${common_env_data.upload_speed}
 board_build.filesystem = littlefs
 monitor_filters = esp32_exception_decoder
 ;build_type = debug
-monitor_port = COM27
+monitor_port = COM8
 ;upload_port = COM27
 upload_protocol = espota
 upload_port = 192.168.1.59
@@ -94,6 +94,7 @@ lib_ldf_mode = deep
 extra_scripts = post:platformio_version_increment/esp32_create_factory_bin_post.py
                 ${common_env_data.extra_scripts}
 lib_extra_dirs = ${common_env_data.lib_extra_dirs}
+; '-D MAX_RECONNECT=4000' equals to 30 minutes more or less
 build_flags =
     -D TARGET_SOLAR_WS
     '-D ARDUINO_USB_MODE=1'
diff --git a/src/SolarStation.cpp b/src/SolarStation.cpp
index 387e7dc..debb424 100644
--- a/src/SolarStation.cpp
+++ b/src/SolarStation.cpp
@@ -73,12 +73,12 @@ void setup() {
 }
 
 void turnOffBuiltInLed() {
-    ledsEsp32 = new NeoPixelBus<NeoRgbFeature, NeoWs2812xMethod>(1, OLED_RESET);
     if (ledsEsp32 == NULL) {
-      Serial.println(F("OUT OF MEMORY"));
-    } else {
-      ledsEsp32->Begin();
-      ledsEsp32->Show();
+        ledsEsp32 = new NeoPixelBus<NeoRgbFeature, NeoWs2812xMethod>(1, OLED_RESET);
+        if (ledsEsp32 == nullptr) {
+            Serial.println(F("OUT OF MEMORY"));
+        }
+        ledsEsp32->Begin();
     }
     ledsEsp32->SetPixelColor(0, {0, 0, 0});
     ledsEsp32->Show();
@@ -415,10 +415,10 @@ void espDeepSleep(bool hardCutOff) {
 // force deepSleep after 15 minutes
 void forceDeepSleep() {
 
-  if((millis() > nowMillisForceDeepSleepStatus + FORCE_DEEP_SLEEP_TIME) || (number_of_attemps >= MQTT_PUBLISH_MAX_RETRY)){
+  if(millis() > nowMillisForceDeepSleepStatus + FORCE_DEEP_SLEEP_TIME){
     nowMillisForceDeepSleepStatus = millis();
     digitalWrite(WATER_PUMP_PIN, LOW);
-    espDeepSleep(false, false);
+    espDeepSleep(false, true);
   }
 
 }
diff --git a/version b/version
index e0330ee..e195257 100644
--- a/version
+++ b/version
@@ -1 +1 @@
-1.12.38
\ No newline at end of file
+1.12.39
\ No newline at end of file