diff --git a/ChangeLog.md b/ChangeLog.md
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -1,1 +1,3 @@
-No changes logged yet.
+## 1.5.0.2
+
+* [Allow RSA-2.1 #41](https://github.com/yesodweb/authenticate/pull/41)
diff --git a/authenticate-oauth.cabal b/authenticate-oauth.cabal
--- a/authenticate-oauth.cabal
+++ b/authenticate-oauth.cabal
@@ -1,5 +1,5 @@
 name:            authenticate-oauth
-version:         1.5.0.1
+version:         1.5.0.2
 license:         BSD3
 license-file:    LICENSE
 author:          Hiromi Ishii
@@ -19,7 +19,7 @@
                    , transformers                  >= 0.1      && < 0.5
                    , bytestring                    >= 0.9
                    , crypto-pubkey-types           >= 0.1      && < 0.5
-                   , RSA                           == 2.0.*
+                   , RSA                           >= 2.0      && < 2.2
                    , time
                    , data-default
                    , base64-bytestring             >= 0.1      && < 1.1