diff --git a/lib/discourse_chat/provider.rb b/lib/discourse_chat/provider.rb
index 6bbf5c2..45df620 100644
--- a/lib/discourse_chat/provider.rb
+++ b/lib/discourse_chat/provider.rb
@@ -56,7 +56,7 @@ module DiscourseChat
       end
 
       def self.requires_provider(provider_name)
-        before_filter do
+        before_action do
           raise ProviderDisabled.new unless Provider.enabled_provider_names.include?(provider_name)
         end
       end
diff --git a/lib/discourse_chat/provider/mattermost/mattermost_command_controller.rb b/lib/discourse_chat/provider/mattermost/mattermost_command_controller.rb
index adb65f5..5c102b5 100644
--- a/lib/discourse_chat/provider/mattermost/mattermost_command_controller.rb
+++ b/lib/discourse_chat/provider/mattermost/mattermost_command_controller.rb
@@ -2,9 +2,9 @@ module DiscourseChat::Provider::MattermostProvider
   class MattermostCommandController < DiscourseChat::Provider::HookController
     requires_provider ::DiscourseChat::Provider::MattermostProvider::PROVIDER_NAME
 
-    before_filter :mattermost_token_valid?, only: :command
+    before_action :mattermost_token_valid?, only: :command
 
-    skip_before_filter :check_xhr,
+    skip_before_action :check_xhr,
                        :preload_json,
                        :verify_authenticity_token,
                        :redirect_to_login_if_required,
diff --git a/lib/discourse_chat/provider/slack/slack_command_controller.rb b/lib/discourse_chat/provider/slack/slack_command_controller.rb
index 6c1a011..e1be95f 100644
--- a/lib/discourse_chat/provider/slack/slack_command_controller.rb
+++ b/lib/discourse_chat/provider/slack/slack_command_controller.rb
@@ -2,10 +2,10 @@ module DiscourseChat::Provider::SlackProvider
   class SlackCommandController < DiscourseChat::Provider::HookController
     requires_provider ::DiscourseChat::Provider::SlackProvider::PROVIDER_NAME
 
-    before_filter :slack_token_valid?, only: :command
-    before_filter :slack_payload_token_valid?, only: :interactive
+    before_action :slack_token_valid?, only: :command
+    before_action :slack_payload_token_valid?, only: :interactive
 
-    skip_before_filter :check_xhr,
+    skip_before_action :check_xhr,
                        :preload_json,
                        :verify_authenticity_token,
                        :redirect_to_login_if_required,
diff --git a/lib/discourse_chat/provider/telegram/telegram_command_controller.rb b/lib/discourse_chat/provider/telegram/telegram_command_controller.rb
index 0e97804..2d7a5db 100644
--- a/lib/discourse_chat/provider/telegram/telegram_command_controller.rb
+++ b/lib/discourse_chat/provider/telegram/telegram_command_controller.rb
@@ -2,9 +2,9 @@ module DiscourseChat::Provider::TelegramProvider
   class TelegramCommandController < DiscourseChat::Provider::HookController
     requires_provider ::DiscourseChat::Provider::TelegramProvider::PROVIDER_NAME
 
-    before_filter :telegram_token_valid?, only: :command
+    before_action :telegram_token_valid?, only: :command
 
-    skip_before_filter :check_xhr,
+    skip_before_action :check_xhr,
                        :preload_json,
                        :verify_authenticity_token,
                        :redirect_to_login_if_required,