diff --git a/README.md b/README.md
index bf5cd09..9ee2868 100644
--- a/README.md
+++ b/README.md
@@ -203,7 +203,8 @@ lsp-dart supports running Flutter and Dart commands as following:
 | `lsp-dart-dap-flutter-test-debugger-program`     | The command to execute the test debugger extension on flutter projects.                                                                                                              | Check source file              |
 | `lsp-dart-dap-debug-external-libraries`          | Whether to enable the debug on external libraries                                                                                                                                    | `nil`                          |
 | `lsp-dart-dap-debug-sdk-libraries`               | Whether to enable the debug on Dart SDK libraries                                                                                                                                    | `nil`                          |
-| `lsp-dart-dap-vm-additional-args`                | Additional args for dart debugging VM when the debugging.                                                                                                                            | `""`                           |
+| `lsp-dart-dap-vm-additional-args`                | Additional args for dart debugging VM when the debugging.          
+| `lsp-dart-dap-tool-args`                         | Arguments to be passed to the Dart or Flutter tool.                                                                                                                       | `""`                           |
 | `lsp-dart-dap-flutter-track-widget-creation`     | Whether to pass –track-widget-creation to Flutter apps. Required to support 'Inspect Widget'.                                                                                        | `t`                            |
 | `lsp-dart-dap-flutter-structured-errors`         | Whether to use Flutter’s structured error support for improve error display.                                                                                                         | `t`                            |
 | `lsp-dart-dap-flutter-hot-reload-on-save`        | When enabled, every buffer save triggers a `lsp-dart-dap-flutter-hot-reload`                                                                                                         | `nil`                          |
diff --git a/lsp-dart-dap.el b/lsp-dart-dap.el
index 1b0be4b..fbad9a6 100644
--- a/lsp-dart-dap.el
+++ b/lsp-dart-dap.el
@@ -101,6 +101,11 @@
   :group 'lsp-dart
   :type '(repeat string))
 
+(defcustom lsp-dart-dap-tool-args []
+  "Additional args for the dart or flutter tool"
+  :group 'lsp-dart
+  :type '(repeat string))
+
 (defcustom lsp-dart-dap-vm-service-port 0
   "Service port for dart debugging VM."
   :group 'lsp-dart
@@ -164,6 +169,7 @@ Required to support 'Inspect Widget'."
   (dap--put-if-absent conf :maxLogLineLength lsp-dart-dap-max-log-line-length)
   (dap--put-if-absent conf :cwd (lsp-dart-get-project-root))
   (dap--put-if-absent conf :vmAdditionalArgs lsp-dart-dap-vm-additional-args)
+  (dap--put-if-absent conf :toolArgs lsp-dart-dap-tool-args)
   (dap--put-if-absent conf :vmServicePort lsp-dart-dap-vm-service-port)
   (dap--put-if-absent conf :debugExternalLibraries lsp-dart-dap-debug-external-libraries)
   (dap--put-if-absent conf :debugSdkLibraries lsp-dart-dap-debug-sdk-libraries)