diff --git a/app/controllers/admin/email_controller.rb b/app/controllers/admin/email_controller.rb
index 249eee87ba0..3b9224f1b34 100644
--- a/app/controllers/admin/email_controller.rb
+++ b/app/controllers/admin/email_controller.rb
@@ -171,7 +171,7 @@ class Admin::EmailController < Admin::AdminController
     # TODO: 2022-05-01 Remove this route once all sites have migrated over
     # to using the new email_encoded param.
     if deprecated_email_param_used
-      render plain: "warning: the email parameter is deprecated. all POST requests to this route should be sent with a base64 strict encoded encoded_email parameter instead. email has been received and is queued for processing"
+      render plain: "warning: the email parameter is deprecated. all POST requests to this route should be sent with a base64 strict encoded email_encoded parameter instead. email has been received and is queued for processing"
     else
       render plain: "email has been received and is queued for processing"
     end
diff --git a/spec/requests/admin/email_controller_spec.rb b/spec/requests/admin/email_controller_spec.rb
index fa146834aa2..3dff458e2f3 100644
--- a/spec/requests/admin/email_controller_spec.rb
+++ b/spec/requests/admin/email_controller_spec.rb
@@ -216,7 +216,7 @@ describe Admin::EmailController do
         post "/admin/email/handle_mail.json", params: { email: email('cc') }
       end
       expect(response.status).to eq(200)
-      expect(response.body).to eq("warning: the email parameter is deprecated. all POST requests to this route should be sent with a base64 strict encoded encoded_email parameter instead. email has been received and is queued for processing")
+      expect(response.body).to eq("warning: the email parameter is deprecated. all POST requests to this route should be sent with a base64 strict encoded email_encoded parameter instead. email has been received and is queued for processing")
     end
 
     it 'should enqueue the right job, decoding the raw email param' do