diff --git a/config/environments/development.rb b/config/environments/development.rb
index 0d48a613d..a28191145 100644
--- a/config/environments/development.rb
+++ b/config/environments/development.rb
@@ -42,8 +42,6 @@
   require "flipper/middleware/memoizer"
   config.middleware.use Flipper::Middleware::Memoizer
 
-  config.allowed_cors_origins = ["http://localhost:3000", "http://localhost:4200"]
-
   # config.after_initialize do
   #   Bullet.enable = true
   #   Bullet.rails_logger = true
diff --git a/config/environments/production.rb b/config/environments/production.rb
index d11c878bd..57da5fd0e 100644
--- a/config/environments/production.rb
+++ b/config/environments/production.rb
@@ -81,7 +81,4 @@
 
   require "flipper/middleware/memoizer"
   config.middleware.use Flipper::Middleware::Memoizer
-
-  # enable specific origins for post actions
-  config.allowed_cors_origins = ["https://commons.datacite.org", "https://doi.datacite.org"]
 end
diff --git a/config/environments/stage.rb b/config/environments/stage.rb
index 0e130b52d..0dfa2e72f 100644
--- a/config/environments/stage.rb
+++ b/config/environments/stage.rb
@@ -79,7 +79,4 @@
 
   require "flipper/middleware/memoizer"
   config.middleware.use Flipper::Middleware::Memoizer
-
-  # enable specific origins for post actions
-  config.allowed_cors_origins = ["http://localhost:3000", "http://localhost:4200", "https://commons.stage.datacite.org", "https://doi.stage.datacite.org"]
 end