diff --git a/src/decoder/mod.rs b/src/decoder/mod.rs
index d752419..66c67eb 100644
--- a/src/decoder/mod.rs
+++ b/src/decoder/mod.rs
@@ -51,16 +51,7 @@ impl fmt::Display for DecoderError {
     }
 }
 
-impl Error for DecoderError {
-    fn description(&self) -> &str {
-        use self::DecoderError::*;
-        match *self {
-            DecodeNotImplemented(ref s) | DeserializerError(ref s) | ParseError(ref s) => s,
-            IoError(ref e) => e.description(),
-            NoFieldName => "No field name",
-        }
-    }
-}
+impl Error for DecoderError {}
 
 impl From<io::Error> for DecoderError {
     fn from(err: io::Error) -> DecoderError {
diff --git a/src/encoder/mod.rs b/src/encoder/mod.rs
index 1297fdb..ba154c6 100644
--- a/src/encoder/mod.rs
+++ b/src/encoder/mod.rs
@@ -46,16 +46,7 @@ impl fmt::Display for EncoderError {
     }
 }
 
-impl Error for EncoderError {
-    fn description(&self) -> &str {
-        use self::EncoderError::*;
-        match *self {
-            EncodeNotImplemented(ref s) | SerializerError(ref s) => s,
-            IoError(ref e) => e.description(),
-            NoFieldName => "No field name",
-        }
-    }
-}
+impl Error for EncoderError {}
 
 pub type EncodeResult<T> = Result<T, EncoderError>;