diff --git a/ArchiSteamFarm.OfficialPlugins.ItemsMatcher/Backend.cs b/ArchiSteamFarm.OfficialPlugins.ItemsMatcher/Backend.cs
index 0c9722f44..0588f5ad0 100644
--- a/ArchiSteamFarm.OfficialPlugins.ItemsMatcher/Backend.cs
+++ b/ArchiSteamFarm.OfficialPlugins.ItemsMatcher/Backend.cs
@@ -57,7 +57,7 @@ internal static class Backend {
 			throw new ArgumentOutOfRangeException(nameof(tradeToken));
 		}
 
-		Uri request = new(ArchiNet.URL, "/Api/Listing/Announce");
+		Uri request = new(ArchiNet.URL, "/Api/Listing/Announce/v2");
 
 		AnnouncementRequest data = new(ASF.GlobalDatabase?.Identifier ?? Guid.NewGuid(), bot.SteamID, tradeToken, inventory, acceptedMatchableTypes, bot.BotConfig.TradingPreferences.HasFlag(BotConfig.ETradingPreferences.MatchEverything), ASF.GlobalConfig?.MaxTradeHoldDuration ?? GlobalConfig.DefaultMaxTradeHoldDuration, nickname, avatarHash);
 
@@ -80,7 +80,7 @@ internal static class Backend {
 			throw new ArgumentNullException(nameof(acceptedMatchableTypes));
 		}
 
-		Uri request = new(ArchiNet.URL, "/Api/Listing/Inventories");
+		Uri request = new(ArchiNet.URL, "/Api/Listing/Inventories/v2");
 
 		Dictionary<string, string> headers = new(1, StringComparer.Ordinal) {
 			{ "X-License-Key", licenseID.ToString("N") }
diff --git a/ArchiSteamFarm.OfficialPlugins.ItemsMatcher/Data/AssetForListing.cs b/ArchiSteamFarm.OfficialPlugins.ItemsMatcher/Data/AssetForListing.cs
index e32a558f8..4cf0ed74f 100644
--- a/ArchiSteamFarm.OfficialPlugins.ItemsMatcher/Data/AssetForListing.cs
+++ b/ArchiSteamFarm.OfficialPlugins.ItemsMatcher/Data/AssetForListing.cs
@@ -26,10 +26,10 @@ using Newtonsoft.Json;
 namespace ArchiSteamFarm.OfficialPlugins.ItemsMatcher.Data;
 
 internal sealed class AssetForListing : AssetInInventory {
-	[JsonProperty(Required = Required.Always)]
+	[JsonProperty("i", Required = Required.Always)]
 	internal readonly uint Index;
 
-	[JsonProperty(Required = Required.Always)]
+	[JsonProperty("l", Required = Required.Always)]
 	internal readonly ulong PreviousAssetID;
 
 	internal AssetForListing(Asset asset, uint index, ulong previousAssetID) : base(asset) {
diff --git a/ArchiSteamFarm.OfficialPlugins.ItemsMatcher/Data/AssetInInventory.cs b/ArchiSteamFarm.OfficialPlugins.ItemsMatcher/Data/AssetInInventory.cs
index 26d54b8b6..4cb5f7f9f 100644
--- a/ArchiSteamFarm.OfficialPlugins.ItemsMatcher/Data/AssetInInventory.cs
+++ b/ArchiSteamFarm.OfficialPlugins.ItemsMatcher/Data/AssetInInventory.cs
@@ -26,25 +26,25 @@ using Newtonsoft.Json;
 namespace ArchiSteamFarm.OfficialPlugins.ItemsMatcher.Data;
 
 internal class AssetInInventory {
-	[JsonProperty(Required = Required.Always)]
+	[JsonProperty("a", Required = Required.Always)]
 	internal readonly uint Amount;
 
-	[JsonProperty(Required = Required.Always)]
+	[JsonProperty("d", Required = Required.Always)]
 	internal readonly ulong AssetID;
 
-	[JsonProperty(Required = Required.Always)]
+	[JsonProperty("c", Required = Required.Always)]
 	internal readonly ulong ClassID;
 
-	[JsonProperty(Required = Required.Always)]
+	[JsonProperty("r", Required = Required.Always)]
 	internal readonly Asset.ERarity Rarity;
 
-	[JsonProperty(Required = Required.Always)]
+	[JsonProperty("e", Required = Required.Always)]
 	internal readonly uint RealAppID;
 
-	[JsonProperty(Required = Required.Always)]
+	[JsonProperty("t", Required = Required.Always)]
 	internal readonly bool Tradable;
 
-	[JsonProperty(Required = Required.Always)]
+	[JsonProperty("p", Required = Required.Always)]
 	internal readonly Asset.EType Type;
 
 	internal AssetInInventory(Asset asset) {