diff --git a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Constants/EncryptionAlgorithms.cs b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Constants/EncryptionAlgorithms.cs
index 85835ad2..b184dc51 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Constants/EncryptionAlgorithms.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Constants/EncryptionAlgorithms.cs
@@ -4,6 +4,6 @@
     {
         public const string AEAD_AES_256_GCM = "AEAD_AES_256_GCM";
 
-        public const string RSA_2048_PKCS8_ECB = "RSA_2048_PKCS18_ECB";
+        public const string RSA_2048_PKCS8_ECB = "RSA_2048_PKCS8_ECB";
     }
 }