diff --git a/ChangeLog.md b/ChangeLog.md
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -1,5 +1,9 @@
 # ChangeLog for yesod-auth
 
+## 1.6.6
+
+* Deprecated `Yesod.Auth.GoogleEmail2`, see [#1579](https://github.com/yesodweb/yesod/issues/1579) and [migration blog post](https://pbrisbin.com/posts/googleemail2_deprecation/)
+
 ## 1.6.5
 
 * Add support for persistent 2.9 [#1516](https://github.com/yesodweb/yesod/pull/1516), [#1561](https://github.com/yesodweb/yesod/pull/1561)
diff --git a/Yesod/Auth/GoogleEmail2.hs b/Yesod/Auth/GoogleEmail2.hs
--- a/Yesod/Auth/GoogleEmail2.hs
+++ b/Yesod/Auth/GoogleEmail2.hs
@@ -26,6 +26,7 @@
 --
 -- @since 1.3.1
 module Yesod.Auth.GoogleEmail2
+    {-# DEPRECATED "Google+ is being shut down, please migrate to Google Sign-in https://pbrisbin.com/posts/googleemail2_deprecation/" #-}
     ( -- * Authentication handlers
       authGoogleEmail
     , authGoogleEmailSaveToken
diff --git a/yesod-auth.cabal b/yesod-auth.cabal
--- a/yesod-auth.cabal
+++ b/yesod-auth.cabal
@@ -1,5 +1,5 @@
 name:            yesod-auth
-version:         1.6.5
+version:         1.6.6
 license:         MIT
 license-file:    LICENSE
 author:          Michael Snoyman, Patrick Brisbin