diff --git a/dio/CHANGELOG.md b/dio/CHANGELOG.md
index a37b73cd0..e604d404f 100644
--- a/dio/CHANGELOG.md
+++ b/dio/CHANGELOG.md
@@ -2,7 +2,7 @@
 
 ## Unreleased
 
-*None.*
+- Imply `List<Map>` as JSON content in `ImplyContentTypeInterceptor`.
 
 ## 5.0.2
 
diff --git a/dio/lib/src/interceptors/imply_content_type.dart b/dio/lib/src/interceptors/imply_content_type.dart
index 9fa22e254..a26015abc 100644
--- a/dio/lib/src/interceptors/imply_content_type.dart
+++ b/dio/lib/src/interceptors/imply_content_type.dart
@@ -31,13 +31,13 @@ class ImplyContentTypeInterceptor extends Interceptor {
       final String? contentType;
       if (data is FormData) {
         contentType = Headers.multipartFormDataContentType;
-      } else if (data is Map || data is String) {
+      } else if (data is List<Map> || data is Map || data is String) {
         contentType = Headers.jsonContentType;
       } else {
         // Do not log in the release mode.
         if (!_kReleaseMode) {
           dev.log(
-            '${data.runtimeType} cannot be used'
+            '${data.runtimeType} cannot be used '
             'to imply a default content-type, '
             'please set a proper content-type in the request.',
             level: 900,
diff --git a/dio/test/interceptor_test.dart b/dio/test/interceptor_test.dart
index 4b8eed89f..4d752e1e5 100644
--- a/dio/test/interceptor_test.dart
+++ b/dio/test/interceptor_test.dart
@@ -376,6 +376,18 @@ void main() {
         expect(response.requestOptions.contentType, 'application/json');
       });
 
+      test('sets application/json for List<Map> instances', () async {
+        final dio = createDio();
+        final response = await dio.get(
+          '/echo',
+          data: [
+            {'hello': 'here'},
+            {'hello': 'there'}
+          ],
+        );
+        expect(response.requestOptions.contentType, 'application/json');
+      });
+
       test('sets multipart/form-data for FormData instances', () async {
         final dio = createDio();
         final response = await dio.get(