diff --git a/ArchiSteamFarm/IPC/Controllers/Api/ASFController.cs b/ArchiSteamFarm/IPC/Controllers/Api/ASFController.cs
index 661da77f1..9da4b3b6d 100644
--- a/ArchiSteamFarm/IPC/Controllers/Api/ASFController.cs
+++ b/ArchiSteamFarm/IPC/Controllers/Api/ASFController.cs
@@ -73,7 +73,7 @@ namespace ArchiSteamFarm.IPC.Controllers.Api {
 
 			if ((ASF.GlobalConfig.AdditionalProperties != null) && (ASF.GlobalConfig.AdditionalProperties.Count > 0)) {
 				if (request.GlobalConfig.AdditionalProperties == null) {
-					request.GlobalConfig.AdditionalProperties = new Dictionary<string, JToken>(ASF.GlobalConfig.AdditionalProperties.Count, StringComparer.Ordinal);
+					request.GlobalConfig.AdditionalProperties = new Dictionary<string, JToken>(ASF.GlobalConfig.AdditionalProperties.Count, ASF.GlobalConfig.AdditionalProperties.Comparer);
 				}
 
 				foreach ((string key, JToken value) in ASF.GlobalConfig.AdditionalProperties.Where(property => !request.GlobalConfig.AdditionalProperties.ContainsKey(property.Key))) {
diff --git a/ArchiSteamFarm/IPC/Controllers/Api/BotController.cs b/ArchiSteamFarm/IPC/Controllers/Api/BotController.cs
index 8db91b6b8..96dbe3fc5 100644
--- a/ArchiSteamFarm/IPC/Controllers/Api/BotController.cs
+++ b/ArchiSteamFarm/IPC/Controllers/Api/BotController.cs
@@ -119,7 +119,7 @@ namespace ArchiSteamFarm.IPC.Controllers.Api {
 
 					if ((bot.BotConfig.AdditionalProperties != null) && (bot.BotConfig.AdditionalProperties.Count > 0)) {
 						if (request.BotConfig.AdditionalProperties == null) {
-							request.BotConfig.AdditionalProperties = new Dictionary<string, JToken>(bot.BotConfig.AdditionalProperties.Count, StringComparer.Ordinal);
+							request.BotConfig.AdditionalProperties = new Dictionary<string, JToken>(bot.BotConfig.AdditionalProperties.Count, bot.BotConfig.AdditionalProperties.Comparer);
 						}
 
 						foreach ((string key, JToken value) in bot.BotConfig.AdditionalProperties.Where(property => !request.BotConfig.AdditionalProperties.ContainsKey(property.Key))) {