diff --git a/src/OpenTelemetry.Exporter.Console/ConsoleActivityExporter.cs b/src/OpenTelemetry.Exporter.Console/ConsoleActivityExporter.cs
index d0f60d64b23..4af7f0c3489 100644
--- a/src/OpenTelemetry.Exporter.Console/ConsoleActivityExporter.cs
+++ b/src/OpenTelemetry.Exporter.Console/ConsoleActivityExporter.cs
@@ -73,7 +73,11 @@ public override ExportResult Export(in Batch<Activity> batch)
             var options = new JsonSerializerOptions
             {
                 WriteIndented = true,
+#if NETSTANDARD || NETFRAMEWORK
                 IgnoreNullValues = true,
+#else
+                DefaultIgnoreCondition = JsonIgnoreCondition.WhenWritingNull,
+#endif
                 Converters = { new JsonStringEnumConverter(), },
             };