diff --git a/pkg/ap/aliased_test.go b/pkg/ap/aliased_test.go
new file mode 100644
index 0000000..3552c46
--- /dev/null
+++ b/pkg/ap/aliased_test.go
@@ -0,0 +1,32 @@
+package ap_test
+
+import "encoding/json"
+
+type Real struct {
+	FieldA string                     `json:"fieldA"`
+	AP     map[string]json.RawMessage `json:"*"`
+}
+
+type Alias Real
+
+// alias := struct {
+// 	*Alias
+// }{
+// 	Alias: (*Alias)(u),
+// }
+
+func NewZeroAlias() interface{} {
+	z := (Alias)(Real{})
+	return &z
+}
+
+func NewTestAlias() interface{} {
+	t := (Alias)(Real{
+		FieldA: "Field A",
+		AP: map[string]json.RawMessage{
+			"fieldB": json.RawMessage([]byte("\"Field B\"")),
+			"fieldC": json.RawMessage([]byte("\"Field C\"")),
+		},
+	})
+	return &t
+}
diff --git a/pkg/ap/anonymous_test.go b/pkg/ap/anonymous_test.go
new file mode 100644
index 0000000..3112bbb
--- /dev/null
+++ b/pkg/ap/anonymous_test.go
@@ -0,0 +1,24 @@
+package ap_test
+
+import "encoding/json"
+
+func NewZeroAnonymous() interface{} {
+	return &struct {
+		*Alias
+	}{
+		Alias: (*Alias)(&Real{}),
+	}
+}
+
+func NewTestAnonymous() interface{} {
+	return struct {
+		Alias
+	}{
+		Alias: (Alias)(Real{
+			FieldA: "Field A",
+			AP: map[string]json.RawMessage{
+				"fieldB": json.RawMessage([]byte("\"Field B\"")),
+				"fieldC": json.RawMessage([]byte("\"Field C\"")),
+			}}),
+	}
+}
diff --git a/pkg/ap/jsoniter_test.go b/pkg/ap/jsoniter_test.go
index a276988..ee2b2db 100644
--- a/pkg/ap/jsoniter_test.go
+++ b/pkg/ap/jsoniter_test.go
@@ -26,6 +26,8 @@ var cases = []struct {
 	{"No additional properties", "noap.json", "noap.json", NewTestSimpleWithoutAP, NewZeroSimple},
 	{"Respects omitempty", "omitempty.json", "omitempty.json", NewTestOmitEmpty, NewZeroOmitEmpty},
 	{"Embedded struct with AP", "embedded.json", "embedded.json", NewTestOuter, NewZeroOuter},
+	{"Aliased AP", "aliased.json", "aliased.json", NewTestAlias, NewZeroAlias},
+	// {"Anonymous aliased AP", "anonymous.json", "anonymous.json", NewTestAnonymous, NewZeroAnonymous},
 }
 
 func TestMarshaling(t *testing.T) {
diff --git a/pkg/ap/testdata/aliased.json.golden b/pkg/ap/testdata/aliased.json.golden
new file mode 100644
index 0000000..d30a9ad
--- /dev/null
+++ b/pkg/ap/testdata/aliased.json.golden
@@ -0,0 +1 @@
+{"fieldA":"Field A","fieldB":"Field B","fieldC":"Field C"}
\ No newline at end of file
diff --git a/pkg/ap/testdata/anonymous.json.golden b/pkg/ap/testdata/anonymous.json.golden
new file mode 100644
index 0000000..d30a9ad
--- /dev/null
+++ b/pkg/ap/testdata/anonymous.json.golden
@@ -0,0 +1 @@
+{"fieldA":"Field A","fieldB":"Field B","fieldC":"Field C"}
\ No newline at end of file