diff --git a/kubernetes-client.cabal b/kubernetes-client.cabal
--- a/kubernetes-client.cabal
+++ b/kubernetes-client.cabal
@@ -1,13 +1,13 @@
 cabal-version: 1.12
 
--- This file has been generated from package.yaml by hpack version 0.34.2.
+-- This file has been generated from package.yaml by hpack version 0.33.0.
 --
 -- see: https://github.com/sol/hpack
 --
--- hash: 886a79c10379b58515066ae1a81e572db9aee86b6fd52e429e7d7324933cd894
+-- hash: f9fb136a40b252ceb76116ffae2d03298a514d325080eb2b6dbf89e2d80cb019
 
 name:           kubernetes-client
-version:        0.3.1.0
+version:        0.3.2.0
 synopsis:       Client library for Kubernetes
 description:    Client library for interacting with a Kubernetes cluster.
                 .
@@ -57,7 +57,7 @@
     , data-default-class >=0.1
     , either >=5.0
     , filepath >=1.4
-    , hoauth2 >=1.8
+    , hoauth2 >=1.11
     , http-client >=0.5 && <0.7
     , http-client-tls >=0.3
     , jose-jwt >=0.8
@@ -101,7 +101,7 @@
     , data-default-class >=0.1
     , either >=5.0
     , filepath >=1.4
-    , hoauth2 >=1.8
+    , hoauth2 >=1.11
     , http-client >=0.5 && <0.7
     , http-client-tls >=0.3
     , jose-jwt >=0.8
@@ -152,7 +152,7 @@
     , either >=5.0
     , file-embed
     , filepath >=1.4
-    , hoauth2 >=1.8
+    , hoauth2 >=1.11
     , hspec
     , hspec-attoparsec
     , http-client >=0.5 && <0.7
diff --git a/src/Kubernetes/Client/Auth/OIDC.hs b/src/Kubernetes/Client/Auth/OIDC.hs
--- a/src/Kubernetes/Client/Auth/OIDC.hs
+++ b/src/Kubernetes/Client/Auth/OIDC.hs
@@ -94,7 +94,7 @@
       tokenURI <- parseURI strictURIParserOptions (Text.encodeUtf8 tokenEndpoint)
                   & either (throwM . OIDCURIException) pure
       let oauth = OAuth2{ oauthClientId = clientID
-                        , oauthClientSecret = clientSecret
+                        , oauthClientSecret = Just clientSecret
                         , oauthAccessTokenEndpoint = tokenURI
                         , oauthOAuthorizeEndpoint = tokenURI
                         , oauthCallback = Nothing