diff --git a/CHANGES.md b/CHANGES.md
index 6c4a4aa9a..0c19ba0f6 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -2,7 +2,7 @@
 
 ## 0.4.10 (2018-03-xx)
 
-..
+* Use `Error` instead of `InternalError` for `error::ErrorXXXX` methods
 
 
 ## 0.4.9 (2018-03-16)
diff --git a/src/context.rs b/src/context.rs
index aa6f4c49a..fda5a65f5 100644
--- a/src/context.rs
+++ b/src/context.rs
@@ -191,7 +191,7 @@ impl<A, S> ActorHttpContext for HttpContext<A, S> where A: Actor<Context=Self>,
         if self.inner.alive() {
             match self.inner.poll(ctx) {
                 Ok(Async::NotReady) | Ok(Async::Ready(())) => (),
-                Err(_) => return Err(ErrorInternalServerError("error").into()),
+                Err(_) => return Err(ErrorInternalServerError("error")),
             }
         }
 
diff --git a/src/error.rs b/src/error.rs
index 40ecf7045..98c48cbcc 100644
--- a/src/error.rs
+++ b/src/error.rs
@@ -575,68 +575,91 @@ impl<T> Responder for InternalError<T>
 
 /// Helper function that creates wrapper of any error and generate *BAD REQUEST* response.
 #[allow(non_snake_case)]
-pub fn ErrorBadRequest<T>(err: T) -> InternalError<T> {
-    InternalError::new(err, StatusCode::BAD_REQUEST)
+pub fn ErrorBadRequest<T>(err: T) -> Error
+    where T: Send + Sync + fmt::Debug + 'static
+{
+    InternalError::new(err, StatusCode::BAD_REQUEST).into()
 }
 
 ///  Helper function that creates wrapper of any error and generate *UNAUTHORIZED* response.
 #[allow(non_snake_case)]
-pub fn ErrorUnauthorized<T>(err: T) -> InternalError<T> {
-    InternalError::new(err, StatusCode::UNAUTHORIZED)
+pub fn ErrorUnauthorized<T>(err: T) -> Error
+    where T: Send + Sync + fmt::Debug + 'static
+{
+    InternalError::new(err, StatusCode::UNAUTHORIZED).into()
 }
 
 ///  Helper function that creates wrapper of any error and generate *FORBIDDEN* response.
 #[allow(non_snake_case)]
-pub fn ErrorForbidden<T>(err: T) -> InternalError<T> {
-    InternalError::new(err, StatusCode::FORBIDDEN)
+pub fn ErrorForbidden<T>(err: T) -> Error
+    where T: Send + Sync + fmt::Debug + 'static
+{
+    InternalError::new(err, StatusCode::FORBIDDEN).into()
 }
 
 ///  Helper function that creates wrapper of any error and generate *NOT FOUND* response.
 #[allow(non_snake_case)]
-pub fn ErrorNotFound<T>(err: T) -> InternalError<T> {
-    InternalError::new(err, StatusCode::NOT_FOUND)
+pub fn ErrorNotFound<T>(err: T) -> Error
+    where T: Send + Sync + fmt::Debug + 'static
+{
+    InternalError::new(err, StatusCode::NOT_FOUND).into()
 }
 
 ///  Helper function that creates wrapper of any error and generate *METHOD NOT ALLOWED* response.
 #[allow(non_snake_case)]
-pub fn ErrorMethodNotAllowed<T>(err: T) -> InternalError<T> {
-    InternalError::new(err, StatusCode::METHOD_NOT_ALLOWED)
+pub fn ErrorMethodNotAllowed<T>(err: T) -> Error
+    where T: Send + Sync + fmt::Debug + 'static
+{
+    InternalError::new(err, StatusCode::METHOD_NOT_ALLOWED).into()
 }
 
 ///  Helper function that creates wrapper of any error and generate *REQUEST TIMEOUT* response.
 #[allow(non_snake_case)]
-pub fn ErrorRequestTimeout<T>(err: T) -> InternalError<T> {
-    InternalError::new(err, StatusCode::REQUEST_TIMEOUT)
+pub fn ErrorRequestTimeout<T>(err: T) -> Error
+    where T: Send + Sync + fmt::Debug + 'static
+{
+    InternalError::new(err, StatusCode::REQUEST_TIMEOUT).into()
 }
 
 ///  Helper function that creates wrapper of any error and generate *CONFLICT* response.
 #[allow(non_snake_case)]
-pub fn ErrorConflict<T>(err: T) -> InternalError<T> {
-    InternalError::new(err, StatusCode::CONFLICT)
+pub fn ErrorConflict<T>(err: T) -> Error
+    where T: Send + Sync + fmt::Debug + 'static
+{
+    InternalError::new(err, StatusCode::CONFLICT).into()
 }
 
 ///  Helper function that creates wrapper of any error and generate *GONE* response.
 #[allow(non_snake_case)]
-pub fn ErrorGone<T>(err: T) -> InternalError<T> {
-    InternalError::new(err, StatusCode::GONE)
+pub fn ErrorGone<T>(err: T) -> Error
+    where T: Send + Sync + fmt::Debug + 'static
+{
+    InternalError::new(err, StatusCode::GONE).into()
 }
 
 ///  Helper function that creates wrapper of any error and generate *PRECONDITION FAILED* response.
 #[allow(non_snake_case)]
-pub fn ErrorPreconditionFailed<T>(err: T) -> InternalError<T> {
-    InternalError::new(err, StatusCode::PRECONDITION_FAILED)
+pub fn ErrorPreconditionFailed<T>(err: T) -> Error
+    where T: Send + Sync + fmt::Debug + 'static
+{
+    InternalError::new(err, StatusCode::PRECONDITION_FAILED).into()
 }
 
 ///  Helper function that creates wrapper of any error and generate *EXPECTATION FAILED* response.
 #[allow(non_snake_case)]
-pub fn ErrorExpectationFailed<T>(err: T) -> InternalError<T> {
-    InternalError::new(err, StatusCode::EXPECTATION_FAILED)
+pub fn ErrorExpectationFailed<T>(err: T) -> Error
+    where T: Send + Sync + fmt::Debug + 'static
+{
+    InternalError::new(err, StatusCode::EXPECTATION_FAILED).into()
 }
 
-///  Helper function that creates wrapper of any error and generate *INTERNAL SERVER ERROR* response.
+/// Helper function that creates wrapper of any error and
+/// generate *INTERNAL SERVER ERROR* response.
 #[allow(non_snake_case)]
-pub fn ErrorInternalServerError<T>(err: T) -> InternalError<T> {
-    InternalError::new(err, StatusCode::INTERNAL_SERVER_ERROR)
+pub fn ErrorInternalServerError<T>(err: T) -> Error
+    where T: Send + Sync + fmt::Debug + 'static
+{
+    InternalError::new(err, StatusCode::INTERNAL_SERVER_ERROR).into()
 }
 
 #[cfg(test)]
diff --git a/src/param.rs b/src/param.rs
index 1bb89d2db..a062bd096 100644
--- a/src/param.rs
+++ b/src/param.rs
@@ -4,9 +4,10 @@ use std::path::PathBuf;
 use std::str::FromStr;
 use std::slice::Iter;
 use std::borrow::Cow;
+use http::StatusCode;
 use smallvec::SmallVec;
 
-use error::{ResponseError, UriSegmentError, InternalError, ErrorBadRequest};
+use error::{ResponseError, UriSegmentError, InternalError};
 
 
 /// A trait to abstract the idea of creating a new instance of a type from a path parameter.
@@ -144,7 +145,8 @@ macro_rules! FROM_STR {
             type Err = InternalError<<$type as FromStr>::Err>;
 
             fn from_param(val: &str) -> Result<Self, Self::Err> {
-                <$type as FromStr>::from_str(val).map_err(ErrorBadRequest)
+                <$type as FromStr>::from_str(val)
+                    .map_err(|e| InternalError::new(e, StatusCode::BAD_REQUEST))
             }
         }
     }
diff --git a/src/ws/context.rs b/src/ws/context.rs
index 4b0775f6a..481ff5c06 100644
--- a/src/ws/context.rs
+++ b/src/ws/context.rs
@@ -205,7 +205,7 @@ impl<A, S> ActorHttpContext for WebsocketContext<A, S> where A: Actor<Context=Se
         };
 
         if self.inner.alive() && self.inner.poll(ctx).is_err() {
-            return Err(ErrorInternalServerError("error").into())
+            return Err(ErrorInternalServerError("error"))
         }
 
         // frames