diff --git a/README.md b/README.md
index b3bceb0..72a4d86 100644
--- a/README.md
+++ b/README.md
@@ -1,7 +1,7 @@
 <div align="center" markdown>
 <img src="https://user-images.githubusercontent.com/106374579/186665737-ec3da9cc-193f-43ee-85db-a6f802b2dfe4.png"/>
 
-# Export images project to Supervisely Format
+# Export images to Supervisely Format
 
 <p align="center">
   <a href="#Overview">Overview</a> •
@@ -19,13 +19,13 @@
 
 # Overview
 
-Download images project in [Supervisely JSON format](https://docs.supervise.ly/data-organization/00_ann_format_navi). It is possible to download both images and annotations or only annotations.
+Download images project or dataset in [Supervisely JSON format](https://docs.supervise.ly/data-organization/00_ann_format_navi). It is possible to download both images and annotations or only annotations.
 
 
 # How To Use
 **Step 1**: Add app to your team from [Ecosystem](https://ecosystem.supervise.ly/apps/export-to-supervisely-format) if it is not there
 
-**Step 2**: Open context menu of images project -> `Run App` -> `Download via app` -> `Export to Supervisely format` 
+**Step 2**: Open context menu of images project (or images dataset) -> `Run App` -> `Download via app` -> `Export to Supervisely format` 
 
 <img src="https://i.imgur.com/6JNfu3g.png" width="600px"/>
 
diff --git a/config.json b/config.json
index 7ba73eb..aa0b713 100644
--- a/config.json
+++ b/config.json
@@ -21,7 +21,8 @@
   "icon_background": "#FFFFFF",
   "context_menu": {
     "target": [
-      "images_project"
+      "images_project",
+      "images_dataset"
     ],
     "context_root": "Download as"
   },
diff --git a/src/main.py b/src/main.py
index 10aa77f..1058bab 100644
--- a/src/main.py
+++ b/src/main.py
@@ -11,6 +11,9 @@
 TEAM_ID = int(os.environ['context.teamId'])
 WORKSPACE_ID = int(os.environ['context.workspaceId'])
 PROJECT_ID = int(os.environ['modal.state.slyProjectId'])
+DATASET_ID = os.environ.get('modal.state.slyDatasetId', None)
+if DATASET_ID is not None:
+    DATASET_ID = int(DATASET_ID)
 task_id = int(os.environ["TASK_ID"])
 mode = os.environ['modal.state.download']
 replace_method = bool(util.strtobool(os.environ['modal.state.fixExtension']))
@@ -60,9 +63,16 @@ def init(data, state):
 @my_app.callback("download_as_sly")
 @sly.timeit
 def download_as_sly(api: sly.Api, task_id, context, state, app_logger):
+    global TEAM_ID, PROJECT_ID, DATASET_ID, mode
+    if DATASET_ID is not None:
+        dataset_ids = [DATASET_ID]
+        dataset = api.dataset.get_info_by_id(DATASET_ID)
+        if PROJECT_ID is None:
+            PROJECT_ID = dataset.project_id
+    else:
+        datasets = api.dataset.get_list(PROJECT_ID)
+        dataset_ids = [dataset.id for dataset in datasets]
     project = api.project.get_info_by_id(PROJECT_ID)
-    datasets = api.dataset.get_list(project.id)
-    dataset_ids = [dataset.id for dataset in datasets]
     if mode == 'all':
         download_json_plus_images(api, project, dataset_ids)
     else: