diff --git a/docker-compose.yaml b/docker-compose.yaml
index 7a25fc0..827a3ed 100644
--- a/docker-compose.yaml
+++ b/docker-compose.yaml
@@ -29,9 +29,9 @@ services:
       - ELASTICSEARCH_URL=http://elasticsearch.integration:9200
       - ELASTICSEARCH_USERNAME=elastic
       - ELASTICSEARCH_PASSWORD=topsecret
-    command: "-f /configs/opensearch_example.yaml"
+    command: "-f /inputs/opensearch_example.yaml"
     volumes:
-      - ./configs:/configs:Z
+      - ./inputs:/inputs:Z
     depends_on: 
       elasticsearch-integration: 
         condition: service_healthy
diff --git a/tests/integration/fixtures/empty_data.yaml b/tests/integration/fixtures/empty_data.yaml
index ba298fa..1e1e79b 100644
--- a/tests/integration/fixtures/empty_data.yaml
+++ b/tests/integration/fixtures/empty_data.yaml
@@ -1,5 +1,9 @@
 url: OPENSEARCH_URL
 username: OPENSEARCH_USERNAME
 password: OPENSEARCH_PASSWORD
-index: empty-data
-data: {}
+default_index: empty-data
+metadata: {}
+bulk_upload_list:
+  - operation:
+      index: {}
+    data: {}
diff --git a/tests/integration/fixtures/nested_data.yaml b/tests/integration/fixtures/nested_data.yaml
index a8520ab..445760d 100644
--- a/tests/integration/fixtures/nested_data.yaml
+++ b/tests/integration/fixtures/nested_data.yaml
@@ -1,14 +1,30 @@
 url: OPENSEARCH_URL
 username: OPENSEARCH_USERNAME
 password: OPENSEARCH_PASSWORD
-index: nested-data
-data: {
-  "keyNo3": "Mambo No 3",
-  "nestedKey": {
-    "deeper-nested-1": {
-      "deeper-nested-key": 1,
-      "another-key-deeply-nested": "here I am"
-    }, 
-    "deeper-nested-2": "some value"
-  },
+default_index: nested-data
+metadata: {
+  "mKeyNo1": "squirrel",
+  "mKeyNo2": {
+    "Translations": [
+      - "Eichhörnchen"
+      - "ardilla"
+      - "écureuil"
+      - "scoiattolo"
+    ]
+  }
 }
+bulk_upload_list:
+  - operation:
+      index:
+        _index: nested-data
+        _id: abc123def
+    data: {
+      "keyNo3": "Mambo No 3",
+      "nestedKey": {
+        "deeper-nested-1": {
+          "deeper-nested-key": 1,
+          "another-key-deeply-nested": "here I am"
+        }, 
+        "deeper-nested-2": "some value"
+      },
+    }
diff --git a/tests/integration/fixtures/simple_data.yaml b/tests/integration/fixtures/simple_data.yaml
index 2a290ef..b65803f 100644
--- a/tests/integration/fixtures/simple_data.yaml
+++ b/tests/integration/fixtures/simple_data.yaml
@@ -1,8 +1,21 @@
 url: OPENSEARCH_URL
 username: OPENSEARCH_USERNAME
 password: OPENSEARCH_PASSWORD
-index: simple-data
-data: {
-  "keyNo1": "xXx",
-  "keyNo2": "Mambo No 5",
+default_index: simple-data
+metadata: {
+  "mKeyNo1": "squirrel",
+  "mKeyNo2": "Eichhörnchen",
 }
+bulk_upload_list:
+  - operation:
+      index: {}
+    data: {
+      "keyNo1": "xXx",
+      "keyNo2": "Mambo No 5",
+    }
+  - operation:
+      create: {}
+    data: {
+      "keyNo1": "yYy",
+      "keyNo2": "Mambo No 6",
+    }
diff --git a/tests/integration/test_arcaflow_plugin_opensearch.py b/tests/integration/test_arcaflow_plugin_opensearch.py
index e8338ed..5050fd9 100644
--- a/tests/integration/test_arcaflow_plugin_opensearch.py
+++ b/tests/integration/test_arcaflow_plugin_opensearch.py
@@ -51,6 +51,8 @@ def test_simple_data(self) -> None:
         expectedData = {
             "keyNo1": "xXx",
             "keyNo2": "Mambo No 5",
+            "mKeyNo1": "squirrel",
+            "mKeyNo2": "Eichhörnchen",
         }
         self.assertStoredData(expectedData, "simple-data")
 
@@ -75,6 +77,12 @@ def test_nested_data(self) -> None:
                 },
                 "deeper-nested-2": "some value",
             },
+            "mKeyNo1": "squirrel",
+            "mKeyNo2": {
+                "Translations": [
+                    -"Eichhörnchen" - "ardilla" - "écureuil" - "scoiattolo"
+                ]
+            },
         }
 
         self.assertStoredData(expectedData, "nested-data")