diff --git a/cmd/esmapping-generator/app/flags_test.go b/cmd/esmapping-generator/app/flags_test.go
index b91ac7b09f9..a7aba2f7f96 100644
--- a/cmd/esmapping-generator/app/flags_test.go
+++ b/cmd/esmapping-generator/app/flags_test.go
@@ -45,7 +45,7 @@ func TestOptionsWithFlags(t *testing.T) {
 	o.AddFlags(&c)
 	err := c.ParseFlags([]string{
 		"--mapping=jaeger-span",
-		"--es-version=6",
+		"--es-version=7",
 		"--shards=5",
 		"--replicas=1",
 		"--index-prefix=test",
@@ -54,7 +54,7 @@ func TestOptionsWithFlags(t *testing.T) {
 	})
 	require.NoError(t, err)
 	assert.Equal(t, "jaeger-span", o.Mapping)
-	assert.Equal(t, uint(6), o.EsVersion)
+	assert.Equal(t, uint(7), o.EsVersion)
 	assert.Equal(t, int64(5), o.Shards)
 	assert.Equal(t, int64(1), o.Replicas)
 	assert.Equal(t, "test", o.IndexPrefix)