diff --git a/eskip/eskip_test.go b/eskip/eskip_test.go
index e675e7372b..b5b9d2df38 100644
--- a/eskip/eskip_test.go
+++ b/eskip/eskip_test.go
@@ -768,6 +768,8 @@ func BenchmarkParse(b *testing.B) {
 
 	b.ReportAllocs()
 	b.ResetTimer()
+	b.ReportMetric(float64(len(benchmarkRoutes10k)), "bytes/op")
+
 	for i := 0; i < b.N; i++ {
 		_, _ = Parse(benchmarkRoutes10k)
 	}
diff --git a/eskip/gob_test.go b/eskip/gob_test.go
new file mode 100644
index 0000000000..bb4c949894
--- /dev/null
+++ b/eskip/gob_test.go
@@ -0,0 +1,37 @@
+package eskip
+
+import (
+	"bytes"
+	"encoding/gob"
+	"reflect"
+	"testing"
+)
+
+func BenchmarkGobUnmarshal(b *testing.B) {
+	var buf bytes.Buffer
+
+	in := MustParse(benchmarkRoutes10k)
+	err := gob.NewEncoder(&buf).Encode(in)
+	if err != nil {
+		b.Fatal(err)
+	}
+
+	content := buf.Bytes()
+
+	var out []*Route
+	if err := gob.NewDecoder(bytes.NewReader(content)).Decode(&out); err != nil {
+		b.Fatal(err)
+	}
+
+	if !reflect.DeepEqual(in, out) {
+		b.Fatal("input does not match output")
+	}
+
+	b.ReportAllocs()
+	b.ResetTimer()
+	b.ReportMetric(float64(len(content)), "bytes/op")
+
+	for i := 0; i < b.N; i++ {
+		_ = gob.NewDecoder(bytes.NewReader(content)).Decode(&out)
+	}
+}