diff --git a/src/async_impl/client.rs b/src/async_impl/client.rs
index 56e0ed2..ccd6514 100644
--- a/src/async_impl/client.rs
+++ b/src/async_impl/client.rs
@@ -407,7 +407,7 @@ enum PendingInner {
     Error(Option<::Error>),
 }
 
-pub struct PendingRequest {
+struct PendingRequest {
     method: Method,
     url: Url,
     headers: HeaderMap,
@@ -420,6 +420,13 @@ pub struct PendingRequest {
     in_flight: ResponseFuture,
 }
 
+impl Pending {
+    pub(super) fn new_err(err: ::Error) -> Pending {
+        Pending {
+            inner: PendingInner::Error(Some(err)),
+        }
+    }
+}
 
 impl Future for Pending {
     type Item = Response;
@@ -551,10 +558,3 @@ fn make_referer(next: &Url, previous: &Url) -> Option<HeaderValue> {
     referer.as_str().parse().ok()
 }
 
-// pub(crate)
-
-pub fn pending_err(err: ::Error) -> Pending {
-    Pending {
-        inner: PendingInner::Error(Some(err)),
-    }
-}
diff --git a/src/async_impl/request.rs b/src/async_impl/request.rs
index 422ee86..8ce665d 100644
--- a/src/async_impl/request.rs
+++ b/src/async_impl/request.rs
@@ -6,7 +6,7 @@ use serde_json;
 use serde_urlencoded;
 
 use super::body::{Body};
-use super::client::{Client, Pending, pending_err};
+use super::client::{Client, Pending};
 use header::{CONTENT_TYPE, HeaderMap, HeaderName, HeaderValue};
 use http::HttpTryFrom;
 use {Method, Url};
@@ -277,7 +277,7 @@ impl RequestBuilder {
     pub fn send(self) -> Pending {
         match self.request {
             Ok(req) => self.client.execute(req),
-            Err(err) => pending_err(err),
+            Err(err) => Pending::new_err(err),
         }
     }
 }