diff --git a/Libraries/SPTarkov.Server.Core/Utils/JsonUtil.cs b/Libraries/SPTarkov.Server.Core/Utils/JsonUtil.cs
index c866bc75..c5434228 100644
--- a/Libraries/SPTarkov.Server.Core/Utils/JsonUtil.cs
+++ b/Libraries/SPTarkov.Server.Core/Utils/JsonUtil.cs
@@ -20,7 +20,9 @@ public class JsonUtil
             ReadCommentHandling = JsonCommentHandling.Skip,
             WriteIndented = false,
             DefaultIgnoreCondition = JsonIgnoreCondition.WhenWritingNull,
+#if DEBUG
             UnmappedMemberHandling = JsonUnmappedMemberHandling.Disallow,
+#endif
             Encoder = JavaScriptEncoder.UnsafeRelaxedJsonEscaping,
         };