diff --git a/main/config.h b/main/config.h
index 062de4d..ce224da 100644
--- a/main/config.h
+++ b/main/config.h
@@ -116,7 +116,7 @@ unsigned long requestWifiScanTime = 0;
 #define WIFI_SCAN_PERIOD 120000
 unsigned lastWifiScanMillis;
 
-const PROGMEM char *m2mqtt_version = "2023.11.0";
+const PROGMEM char *m2mqtt_version = "2023.11.1";
 
 // Define global variables for files
 #ifdef ESP32
diff --git a/main/main.cpp b/main/main.cpp
index 8c41363..8f1e80f 100644
--- a/main/main.cpp
+++ b/main/main.cpp
@@ -317,7 +317,7 @@ bool loadWifi()
     return false;
   }
   // Allocate document capacity.
-  const size_t capacity = JSON_OBJECT_SIZE(4) + size;
+  const size_t capacity = JSON_OBJECT_SIZE(4) + 130;
   DynamicJsonDocument doc(capacity);
   deserializeJson(doc, configFile);
   // Check key exist to prevent data is "null"
@@ -378,7 +378,7 @@ bool loadMqtt()
     return false;
   }
   // Allocate document capacity.
-  const size_t capacity = JSON_OBJECT_SIZE(6) + size;
+  const size_t capacity = JSON_OBJECT_SIZE(6) + 400;
   DynamicJsonDocument doc(capacity);
   deserializeJson(doc, configFile);
   // check key to prevent data is "null" if not exist
@@ -464,7 +464,7 @@ bool loadUnit()
     return false;
   }
   // Allocate document capacity.
-  const size_t capacity = JSON_OBJECT_SIZE(3) + size;
+  const size_t capacity = JSON_OBJECT_SIZE(3) + 200;
   DynamicJsonDocument doc(capacity);
   deserializeJson(doc, configFile);
   // unit
@@ -519,7 +519,7 @@ bool loadOthers()
     return false;
   }
   // Allocate document capacity.
-  const size_t capacity = JSON_OBJECT_SIZE(4) + size;
+  const size_t capacity = JSON_OBJECT_SIZE(4) + 200;
   DynamicJsonDocument doc(capacity);
   deserializeJson(doc, configFile);
   // unit