diff --git a/encode_test.go b/encode_test.go
index 1165f6a6..4044290d 100644
--- a/encode_test.go
+++ b/encode_test.go
@@ -2710,3 +2710,19 @@ func TestIssue441(t *testing.T) {
 	assertErr(t, err)
 	assertEq(t, "unexpected result", "{}", string(b))
 }
+
+func TestIssue459(t *testing.T) {
+	type A struct {
+		Z *struct {
+			A
+		} `json:"z,omitempty"`
+	}
+
+	type B struct {
+		A
+	}
+
+	b, err := json.Marshal(B{})
+	assertErr(t, err)
+	assertEq(t, "unexpected result", "{}", string(b))
+}