diff --git a/pkcs8/pkcs8_norace_test.go b/pkcs8/pkcs8_norace_test.go
index 9095998..bc32339 100644
--- a/pkcs8/pkcs8_norace_test.go
+++ b/pkcs8/pkcs8_norace_test.go
@@ -45,6 +45,28 @@ fYuup/MCEz2zpA==
 -----END ENCRYPTED SM9 SIGN PRIVATE KEY-----
 `
 
+const encryptedSM9EncMasterPrivateKey = `-----BEGIN ENCRYPTED SM9 ENC MASTER KEY-----
+MIH2MGEGCSqGSIb3DQEFDTBUMDQGCSqGSIb3DQEFDDAnBBAjXv966WmKuBfUH1Bq
+OMwUAgMBAAACARAwCwYJKoEcz1UBgxECMBwGCCqBHM9VAWgCBBAtVvud0awyXO1r
+dz92Pn+9BIGQlAsGegoSrApDm+rbszu1wsUwAVbq+EtgkraBSZRqGYByBOSN9G9m
+p0lZJ75/TJMqRunkUhAUorNzXkdy2nab1VRs+Y8lKzhw5Y7KLnjbRsoDEPcvluSW
+UVHgVDiaGKLKlKWTdhRRzLnBOocE0LA3FnOH86eUFjGY87ss6vz8iD9JHHfap4yr
+Yut8eao1nBSY
+-----END ENCRYPTED SM9 ENC MASTER KEY-----
+`
+
+const encryptedSM9EncPrivateKey = `-----BEGIN ENCRYPTED SM9 ENC PRIVATE KEY-----
+MIIBVjBhBgkqhkiG9w0BBQ0wVDA0BgkqhkiG9w0BBQwwJwQQ7qFYth3lhEj9pHl4
+V0HeiwIDAQAAAgEQMAsGCSqBHM9VAYMRAjAcBggqgRzPVQFoAgQQvk8cAqLQcGr1
+LfRo8lz6TwSB8Ma6HVx/t1q+wbu+NLLzq1uok7zNBKM8Z9hFiqrY1pngZTtweVHP
+w/r6inOU4rI9Eex6R7C4koT9cGYN4QBur3BHxTLPM7C4knldxxYHuA98MEGHMMcE
+gJIcgZlrkdprvLSXqdKJ/Ee7Ut4SuJuMW/Ww0hTrOmnI0j4cRAaZAgEh9Lh9B5CK
+tzO+xTcb9siTzgRDKxnsZB85c1pwzQ3LH1KNR7tsg1z/AW+Hab4+8WX7mIIlvmVM
+zkRVx8ZgZCNo/MTFjw2qCNVsGrcj/xFm63p8eWoYGx6eXS6nr3IYRIDwR5F7CoNY
+h1/9v+oJWBaPxQ==
+-----END ENCRYPTED SM9 ENC PRIVATE KEY-----
+`
+
 func TestParseSM9PrivateKey(t *testing.T) {
 	keyList := []testPrivateKey{
 		{
@@ -53,6 +75,18 @@ func TestParseSM9PrivateKey(t *testing.T) {
 			encrypted: encryptedSM9SignPrivateKey,
 			password:  "123456",
 		},
+		{
+			name:      "encryptedSM9EncMasterPrivateKey",
+			clear:     "",
+			encrypted: encryptedSM9EncMasterPrivateKey,
+			password:  "123456",
+		},
+		{
+			name:      "encryptedSM9EncPrivateKey",
+			clear:     "",
+			encrypted: encryptedSM9EncPrivateKey,
+			password:  "123456",
+		},
 	}
 	for i, key := range keyList {
 		t.Run(key.name, func(t *testing.T) {
diff --git a/sm9/sm9_key_test.go b/sm9/sm9_key_test.go
index 1a36f53..982d283 100644
--- a/sm9/sm9_key_test.go
+++ b/sm9/sm9_key_test.go
@@ -267,4 +267,24 @@ func TestParseSM9SignMasterPublicKey(t *testing.T) {
 	if err != nil {
 		t.Fatal(err)
 	}
+	if key.MasterPublicKey == nil {
+		t.Errorf("not expected nil")
+	}
+}
+
+const sm9EncMasterPublicKeyFromGMSSL = `-----BEGIN SM9 ENC MASTER PUBLIC KEY-----
+MEQDQgAEUWC+GS/3JrpMJqH/ZBItUDROFg62fmY4HuU0kHlnK/trA/GBX/P+MH0P
+tYwoUdCETdYJwxiKXlI1jytVTuuT2Q==
+-----END SM9 ENC MASTER PUBLIC KEY-----
+`
+
+func TestParseSM9EncryptMasterPublicKey(t *testing.T) {
+	key := new(EncryptMasterPublicKey)
+	err := key.ParseFromPEM([]byte(sm9EncMasterPublicKeyFromGMSSL))
+	if err != nil {
+		t.Fatal(err)
+	}
+	if key.MasterPublicKey == nil {
+		t.Errorf("not expected nil")
+	}
 }