diff --git a/qlog/trace.go b/qlog/trace.go
index fbd7e739..bb1d5bb8 100644
--- a/qlog/trace.go
+++ b/qlog/trace.go
@@ -18,10 +18,19 @@ func (l topLevel) MarshalJSONObject(enc *gojay.Encoder) {
 	enc.StringKey("qlog_format", "NDJSON")
 	enc.StringKey("qlog_version", "draft-02")
 	enc.StringKeyOmitEmpty("title", "quic-go qlog")
-	enc.StringKey("code_version", quicGoVersion)
+	enc.ObjectKey("configuration", configuration{Version: quicGoVersion})
 	enc.ObjectKey("trace", l.trace)
 }
 
+type configuration struct {
+	Version string
+}
+
+func (c configuration) IsNil() bool { return false }
+func (c configuration) MarshalJSONObject(enc *gojay.Encoder) {
+	enc.StringKey("code_version", c.Version)
+}
+
 type vantagePoint struct {
 	Name string
 	Type protocol.Perspective