diff --git a/src/N_m3u8DL-RE.Common/Enum/EncryptMethod.cs b/src/N_m3u8DL-RE.Common/Enum/EncryptMethod.cs
index 5316c1e..319a466 100644
--- a/src/N_m3u8DL-RE.Common/Enum/EncryptMethod.cs
+++ b/src/N_m3u8DL-RE.Common/Enum/EncryptMethod.cs
@@ -15,7 +15,6 @@ namespace N_m3u8DL_RE.Common.Enum
         SAMPLE_AES_CTR,
         CENC,
         CHACHA20,
-        PLAYREADY,
         UNKNOWN
     }
 }
diff --git a/src/N_m3u8DL-RE.Common/Resource/StaticText.cs b/src/N_m3u8DL-RE.Common/Resource/StaticText.cs
index 475cc74..d6cc83f 100644
--- a/src/N_m3u8DL-RE.Common/Resource/StaticText.cs
+++ b/src/N_m3u8DL-RE.Common/Resource/StaticText.cs
@@ -288,9 +288,9 @@ namespace N_m3u8DL_RE.Common.Resource
             ),
             ["cmd_customHLSMethod"] = new TextContainer
             (
-                zhCN: "指定HLS加密方式 (AES_128|AES_128_ECB|CENC|PLAYREADY|CHACHA20|NONE|SAMPLE_AES|SAMPLE_AES_CTR|UNKNOWN)",
-                zhTW: "指定HLS加密方式 (AES_128|AES_128_ECB|CENC|PLAYREADY|CHACHA20|NONE|SAMPLE_AES|SAMPLE_AES_CTR|UNKNOWN)",
-                enUS: "Set HLS encryption method (AES_128|AES_128_ECB|CENC|PLAYREADY|CHACHA20|NONE|SAMPLE_AES|SAMPLE_AES_CTR|UNKNOWN)"
+                zhCN: "指定HLS加密方式 (AES_128|AES_128_ECB|CENC|CHACHA20|NONE|SAMPLE_AES|SAMPLE_AES_CTR|UNKNOWN)",
+                zhTW: "指定HLS加密方式 (AES_128|AES_128_ECB|CENC|CHACHA20|NONE|SAMPLE_AES|SAMPLE_AES_CTR|UNKNOWN)",
+                enUS: "Set HLS encryption method (AES_128|AES_128_ECB|CENC|CHACHA20|NONE|SAMPLE_AES|SAMPLE_AES_CTR|UNKNOWN)"
             ),
             ["cmd_customHLSKey"] = new TextContainer
             (
diff --git a/src/N_m3u8DL-RE.Parser/Extractor/MSSExtractor.cs b/src/N_m3u8DL-RE.Parser/Extractor/MSSExtractor.cs
index 9fafbde..692dfa5 100644
--- a/src/N_m3u8DL-RE.Parser/Extractor/MSSExtractor.cs
+++ b/src/N_m3u8DL-RE.Parser/Extractor/MSSExtractor.cs
@@ -28,7 +28,7 @@ namespace N_m3u8DL_RE.Parser.Extractor
 
         ////////////////////////////////////////
         
-        private static EncryptMethod DEFAULT_METHOD = EncryptMethod.PLAYREADY;
+        private static EncryptMethod DEFAULT_METHOD = EncryptMethod.CENC;
 
         public ExtractorType ExtractorType => ExtractorType.MSS;