diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,10 @@
-## [*Unreleased*](https://github.com/thoughtbot/yesod-auth-oauth2/compare/v0.6.2.0...master)
+## [*Unreleased*](https://github.com/thoughtbot/yesod-auth-oauth2/compare/v0.6.2.1...master)
 
 None
+
+## [v0.6.2.1](https://github.com/thoughtbot/yesod-auth-oauth2/compare/v0.6.2.0...v0.6.2.1)
+
+- Adjust lower bounds on cryptonite
 
 ## [v0.6.2.0](https://github.com/thoughtbot/yesod-auth-oauth2/compare/v0.6.1.7...v0.6.2.0)
 
diff --git a/yesod-auth-oauth2.cabal b/yesod-auth-oauth2.cabal
--- a/yesod-auth-oauth2.cabal
+++ b/yesod-auth-oauth2.cabal
@@ -1,6 +1,6 @@
 cabal-version:      1.12
 name:               yesod-auth-oauth2
-version:            0.6.2.0
+version:            0.6.2.1
 license:            MIT
 license-file:       LICENSE
 maintainer:         Pat Brisbin <pbrisbin@gmail.com>
@@ -56,7 +56,7 @@
         aeson >=0.6 && <1.6,
         base >=4.9.0.0 && <5,
         bytestring >=0.9.1.4 && <0.11,
-        cryptonite >=0.26 && <0.28,
+        cryptonite >=0.25 && <0.28,
         errors >=2.3.0 && <2.4,
         hoauth2 >=1.11.0 && <1.17,
         http-client >=0.4.0 && <0.8,