diff --git a/backend/src/Designer/Services/Implementation/OptionsService.cs b/backend/src/Designer/Services/Implementation/OptionsService.cs
index 7685a021f14..22cca0f4311 100644
--- a/backend/src/Designer/Services/Implementation/OptionsService.cs
+++ b/backend/src/Designer/Services/Implementation/OptionsService.cs
@@ -116,7 +116,7 @@ public async Task<List<Option>> UploadNewOption(string org, string repo, string
         cancellationToken.ThrowIfCancellationRequested();
 
         List<Option> deserializedOptions = JsonSerializer.Deserialize<List<Option>>(payload.OpenReadStream(),
-            new JsonSerializerOptions { WriteIndented = true, AllowTrailingCommas = true });
+            new JsonSerializerOptions { WriteIndented = true });
 
         bool optionListHasInvalidNullFields = deserializedOptions.Exists(option => option.Value == null || option.Label == null);
         if (optionListHasInvalidNullFields)