diff --git a/hoauth2.cabal b/hoauth2.cabal
--- a/hoauth2.cabal
+++ b/hoauth2.cabal
@@ -1,7 +1,7 @@
 Cabal-version: 2.4
 Name:                hoauth2
 -- http://wiki.haskell.org/Package_versioning_policy
-Version:             1.11.0
+Version:             1.12.0
 
 Synopsis:            Haskell OAuth2 authentication client
 
diff --git a/src/Network/OAuth/OAuth2/HttpClient.hs b/src/Network/OAuth/OAuth2/HttpClient.hs
--- a/src/Network/OAuth/OAuth2/HttpClient.hs
+++ b/src/Network/OAuth/OAuth2/HttpClient.hs
@@ -10,6 +10,7 @@
   fetchAccessToken2,
   refreshAccessToken,
   refreshAccessToken2,
+  doSimplePostRequest,
 -- * AUTH requests
   authGetJSON,
   authGetBS,