diff --git a/src/classic/avdtp.h b/src/classic/avdtp.h
index e6254cb34..cd99c8219 100644
--- a/src/classic/avdtp.h
+++ b/src/classic/avdtp.h
@@ -114,8 +114,11 @@ typedef enum {
     CODEC_SPECIFIC_ERROR_CODE_INVALID_MINIMUM_BITPOOL_VALUE      = 0xCB,
     CODEC_SPECIFIC_ERROR_CODE_INVALID_MAXIMUM_BITPOOL_VALUE      = 0xCD,
     CODEC_SPECIFIC_ERROR_CODE_INVALID_OBJECT_TYPE                = 0xD6,
+    CODEC_SPECIFIC_ERROR_CODE_NOT_SUPPORTED_OBJECT_TYPE          = 0xD7,
     CODEC_SPECIFIC_ERROR_CODE_INVALID_CHANNELS                   = 0xD8,
+    CODEC_SPECIFIC_ERROR_CODE_NOT_SUPPORTED_CHANNELS             = 0xD9,
     CODEC_SPECIFIC_ERROR_CODE_INVALID_BLOCK_LENGTH               = 0xDD,
+    CODEC_SPECIFIC_ERROR_CODE_INVALID_DRC                        = 0xE4,
 } codec_specific_error_code_t;
 
 // Signal Identifier fields