diff --git a/ElectronicObserver/Data/PoiDbSubmission/Extensions.cs b/ElectronicObserver/Data/PoiDbSubmission/Extensions.cs
index 57e3b281f..901622d77 100644
--- a/ElectronicObserver/Data/PoiDbSubmission/Extensions.cs
+++ b/ElectronicObserver/Data/PoiDbSubmission/Extensions.cs
@@ -32,15 +32,15 @@ public static JsonNode MakeShip(this IShipData ship)
 		null => null,
 		_ => new()
 		{
-			ApiId = equipment.MasterID,
-			ApiSlotitemId = equipment.EquipmentID,
+			ApiId = equipment.MasterID.ToString(),
+			ApiSlotitemId = equipment.EquipmentID.ToString(),
 			ApiLocked = equipment.IsLocked switch
 			{
-				true => 1,
-				false => 0,
+				true => "1",
+				false => "0",
 			},
-			ApiLevel = equipment.Level,
-			ApiAlv = equipment.AircraftLevel,
+			ApiLevel = equipment.Level.ToString(),
+			ApiAlv = equipment.AircraftLevel.ToString(),
 		},
 	};
 
diff --git a/ElectronicObserver/Data/PoiDbSubmission/PoiDbRouteSubmission/PoiDbRouteEquipment.cs b/ElectronicObserver/Data/PoiDbSubmission/PoiDbRouteSubmission/PoiDbRouteEquipment.cs
index 68abede19..bb882af4b 100644
--- a/ElectronicObserver/Data/PoiDbSubmission/PoiDbRouteSubmission/PoiDbRouteEquipment.cs
+++ b/ElectronicObserver/Data/PoiDbSubmission/PoiDbRouteSubmission/PoiDbRouteEquipment.cs
@@ -5,17 +5,17 @@ namespace ElectronicObserver.Data.PoiDbSubmission.PoiDbRouteSubmission;
 public class PoiDbRouteEquipment
 {
 	[JsonPropertyName("api_id")]
-	public required int ApiId { get; init; }
+	public required string ApiId { get; init; }
 
 	[JsonPropertyName("api_slotitem_id")]
-	public required int ApiSlotitemId { get; init; }
+	public required string ApiSlotitemId { get; init; }
 
 	[JsonPropertyName("api_locked")]
-	public required int ApiLocked { get; init; }
+	public required string ApiLocked { get; init; }
 
 	[JsonPropertyName("api_level")]
-	public required int ApiLevel { get; init; }
+	public required string ApiLevel { get; init; }
 
 	[JsonPropertyName("api_alv")]
-	public required int ApiAlv { get; init; }
+	public required string ApiAlv { get; init; }
 }
diff --git a/ElectronicObserver/Data/PoiDbSubmission/PoiDbRouteSubmission/PoiDbRouteShip.cs b/ElectronicObserver/Data/PoiDbSubmission/PoiDbRouteSubmission/PoiDbRouteShip.cs
index 016a9931e..ca7331f4a 100644
--- a/ElectronicObserver/Data/PoiDbSubmission/PoiDbRouteSubmission/PoiDbRouteShip.cs
+++ b/ElectronicObserver/Data/PoiDbSubmission/PoiDbRouteSubmission/PoiDbRouteShip.cs
@@ -5,20 +5,20 @@ namespace ElectronicObserver.Data.PoiDbSubmission.PoiDbRouteSubmission;
 public class PoiDbRouteShip
 {
 	[JsonPropertyName("api_ship_id")]
-	public required int ApiShipId { get; init; }
+	public required string ApiShipId { get; init; }
 
 	[JsonPropertyName("api_lv")]
-	public required int ApiLv { get; init; }
+	public required string ApiLv { get; init; }
 
 	[JsonPropertyName("api_sally_area")]
-	public required int? ApiSallyArea { get; init; }
+	public required string? ApiSallyArea { get; init; }
 
 	[JsonPropertyName("api_soku")]
-	public required int ApiSoku { get; init; }
+	public required string ApiSoku { get; init; }
 
 	[JsonPropertyName("api_slotitem_ex")]
-	public required int ApiSlotitemEx { get; init; }
+	public required string ApiSlotitemEx { get; init; }
 
 	[JsonPropertyName("api_slotitem_level")]
-	public required int ApiSlotitemLevel { get; init; }
+	public required string ApiSlotitemLevel { get; init; }
 }
diff --git a/ElectronicObserver/Data/PoiDbSubmission/PoiDbRouteSubmission/PoiDbRouteSubmissionService.cs b/ElectronicObserver/Data/PoiDbSubmission/PoiDbRouteSubmission/PoiDbRouteSubmissionService.cs
index 441f6427b..de7b5cd5c 100644
--- a/ElectronicObserver/Data/PoiDbSubmission/PoiDbRouteSubmission/PoiDbRouteSubmissionService.cs
+++ b/ElectronicObserver/Data/PoiDbSubmission/PoiDbRouteSubmission/PoiDbRouteSubmissionService.cs
@@ -136,7 +136,7 @@ private void SubmitData()
 		List<List<object>> slot1 = Fleet1.MembersInstance!
 			.OfType<ShipData>()
 			.Select(s => s.SlotInstance
-				.Select(e => e.MakePoiEquipment() ?? (object)-1)
+				.Select(e => e.MakePoiEquipment() ?? (object)"-1")
 				.ToList())
 			.ToList();
 
@@ -209,16 +209,16 @@ private void SubmitData()
 
 	private static PoiDbRouteShip MakeShip(IShipData ship) => new()
 	{
-		ApiShipId = ship.ShipID,
-		ApiLv = ship.Level,
+		ApiShipId = ship.ShipID.ToString(),
+		ApiLv = ship.Level.ToString(),
 		ApiSallyArea = ship.SallyArea switch
 		{
-			> 0 => ship.SallyArea,
+			> 0 => ship.SallyArea.ToString(),
 			_ => null,
 		},
-		ApiSoku = ship.Speed,
-		ApiSlotitemEx = ship.ExpansionSlotInstance?.EquipmentID ?? -1,
-		ApiSlotitemLevel = ship.ExpansionSlotInstance?.Level ?? -1,
+		ApiSoku = ship.Speed.ToString(),
+		ApiSlotitemEx = ship.ExpansionSlotInstance?.EquipmentID.ToString() ?? "-1",
+		ApiSlotitemLevel = ship.ExpansionSlotInstance?.Level.ToString() ?? "-1",
 	};
 
 	[return: NotNullIfNotNull(nameof(fleet))]