diff --git a/internal/docs/man_test.go b/internal/docs/man_test.go
index fb595d17d..287f356ed 100644
--- a/internal/docs/man_test.go
+++ b/internal/docs/man_test.go
@@ -98,6 +98,22 @@ func TestGenManSeeAlso(t *testing.T) {
 	}
 }
 
+func TestGenManJSONFields(t *testing.T) {
+	buf := new(bytes.Buffer)
+	header := &GenManHeader{}
+	if err := renderMan(jsonCmd, header, buf); err != nil {
+		t.Fatal(err)
+	}
+
+	output := buf.String()
+
+	checkStringContains(t, output, translate(jsonCmd.Name()))
+	checkStringContains(t, output, "JSON FIELDS")
+	checkStringContains(t, output, "foo")
+	checkStringContains(t, output, "bar")
+	checkStringContains(t, output, "baz")
+}
+
 func TestManPrintFlagsHidesShortDeprecated(t *testing.T) {
 	c := &cobra.Command{}
 	c.Flags().StringP("foo", "f", "default", "Foo flag")