diff --git a/src/error.rs b/src/error.rs
index 6bb94af56..cfb6a0287 100644
--- a/src/error.rs
+++ b/src/error.rs
@@ -301,7 +301,7 @@ impl ResponseError for PayloadError {
     fn error_response(&self) -> HttpResponse {
         match *self {
             PayloadError::Overflow => HttpResponse::new(StatusCode::PAYLOAD_TOO_LARGE),
-            _ => HttpResponse::new(StatusCode::BAD_REQUEST)
+            _ => HttpResponse::new(StatusCode::BAD_REQUEST),
         }
     }
 }
@@ -427,8 +427,10 @@ pub enum UrlencodedError {
     /// Can not decode chunked transfer encoding
     #[fail(display = "Can not decode chunked transfer encoding")]
     Chunked,
-    /// Payload size is bigger than 256k
-    #[fail(display = "Payload size is bigger than 256k")]
+    /// Payload size is bigger than allowed. (default: 256kB)
+    #[fail(
+        display = "Urlencoded payload size is bigger than allowed. (default: 256kB)"
+    )]
     Overflow,
     /// Payload size is now known
     #[fail(display = "Payload size is now known")]
@@ -468,8 +470,8 @@ impl From<PayloadError> for UrlencodedError {
 /// A set of errors that can occur during parsing json payloads
 #[derive(Fail, Debug)]
 pub enum JsonPayloadError {
-    /// Payload size is bigger than 256k
-    #[fail(display = "Payload size is bigger than 256k")]
+    /// Payload size is bigger than allowed. (default: 256kB)
+    #[fail(display = "Json payload size is bigger than allowed. (default: 256kB)")]
     Overflow,
     /// Content type error
     #[fail(display = "Content type error")]