diff --git a/app/Models/WaterQualityMonitoringDailyLog.php b/app/Models/WaterQualityMonitoringDailyLog.php
index 8ae8442..2e757ef 100644
--- a/app/Models/WaterQualityMonitoringDailyLog.php
+++ b/app/Models/WaterQualityMonitoringDailyLog.php
@@ -22,6 +22,7 @@ class WaterQualityMonitoringDailyLog extends Model
         'ph',
         'temperature',
         'turbidity',
+        'nh3n',
         'monitored_at',
     ];
 }
diff --git a/app/Models/WaterQualityMonitoringLog.php b/app/Models/WaterQualityMonitoringLog.php
index fa7905f..8a24303 100644
--- a/app/Models/WaterQualityMonitoringLog.php
+++ b/app/Models/WaterQualityMonitoringLog.php
@@ -28,6 +28,7 @@ class WaterQualityMonitoringLog extends Model
         'temperature',
         'turbidity',
         'monitored_at',
+        'nh3n',
         'is_filled',
     ];
 }