diff --git a/lib/ruby_lsp/standard/addon.rb b/lib/ruby_lsp/standard/addon.rb
index a4976417..9c96c5f0 100644
--- a/lib/ruby_lsp/standard/addon.rb
+++ b/lib/ruby_lsp/standard/addon.rb
@@ -36,7 +36,7 @@ def register_additional_file_watchers(global_state, message_queue)
                 register_options: Interface::DidChangeWatchedFilesRegistrationOptions.new(
                   watchers: [
                     Interface::FileSystemWatcher.new(
-                      glob_pattern: "**/.standard.yml",
+                      glob_pattern: "**/.standard{,_todo}.yml",
                       kind: Constant::WatchKind::CREATE | Constant::WatchKind::CHANGE | Constant::WatchKind::DELETE
                     )
                   ]
diff --git a/lib/standard/lsp/routes.rb b/lib/standard/lsp/routes.rb
index 1850fc6d..f3348133 100644
--- a/lib/standard/lsp/routes.rb
+++ b/lib/standard/lsp/routes.rb
@@ -72,8 +72,15 @@ def for(name)
         @logger.puts "Ignoring workspace/didChangeConfiguration"
       end
 
+      CONFIGURATION_FILE_PATTERNS = [
+        ".standard.yml",
+        ".standard_todo.yml"
+      ].freeze
+
       handle "workspace/didChangeWatchedFiles" do |request|
-        if request[:params][:changes].any? { |change| change[:uri].end_with?(".standard.yml") }
+        if request[:params][:changes].any? { |change|
+          CONFIGURATION_FILE_PATTERNS.any? { |path| change[:uri].end_with?(path) }
+        }
           @logger.puts "Configuration file changed; restart required"
           @kills_server.call
         end