diff --git a/authenticate-oauth/authenticate-oauth.cabal b/authenticate-oauth/authenticate-oauth.cabal
index 7090be47..04636a9e 100644
--- a/authenticate-oauth/authenticate-oauth.cabal
+++ b/authenticate-oauth/authenticate-oauth.cabal
@@ -18,7 +18,7 @@ library
                    , http-conduit                  >= 1.4
                    , transformers                  >= 0.1      && < 0.4
                    , bytestring                    >= 0.9
-                   , crypto-pubkey-types           >= 0.1      && < 0.3
+                   , crypto-pubkey-types           >= 0.1      && < 0.4
                    , RSA                           >= 1.2      && < 1.3
                    , time
                    , data-default