diff --git a/lib/lints/member_ordering/models/member_ordering_parameters.dart b/lib/lints/member_ordering/models/member_ordering_parameters.dart
index 60937d1c..ceb614fb 100644
--- a/lib/lints/member_ordering/models/member_ordering_parameters.dart
+++ b/lib/lints/member_ordering/models/member_ordering_parameters.dart
@@ -31,7 +31,7 @@ class MemberOrderingParameters {
   static const _orderConfig = 'order';
   static const _widgetsOrderConfig = 'widgets_order';
   static const _alphabetizeConfig = 'alphabetize';
-  static const _alphabetizeByTypeConfig = 'alphabetize-by-type';
+  static const _alphabetizeByTypeConfig = 'alphabetize_by_type';
 
   /// Config used for members of regular class
   final List<MemberGroup> groupsOrder;
diff --git a/lint_test/alphabetize_by_type_test/analysis_options.yaml b/lint_test/alphabetize_by_type_test/analysis_options.yaml
index c4d39159..000cfecb 100644
--- a/lint_test/alphabetize_by_type_test/analysis_options.yaml
+++ b/lint_test/alphabetize_by_type_test/analysis_options.yaml
@@ -5,4 +5,4 @@ analyzer:
 custom_lint:
   rules:
     - member_ordering:
-      alphabetize-by-type: true
+      alphabetize_by_type: true