diff --git a/monkey/tests/unit_tests/monkey_island/cc/resources/test_island_mode.py b/monkey/tests/unit_tests/monkey_island/cc/resources/test_island_mode.py
index c0321394a..322f62502 100644
--- a/monkey/tests/unit_tests/monkey_island/cc/resources/test_island_mode.py
+++ b/monkey/tests/unit_tests/monkey_island/cc/resources/test_island_mode.py
@@ -1,4 +1,3 @@
-import json
 from http import HTTPStatus
 from unittest.mock import MagicMock
 
@@ -39,8 +38,7 @@ def flask_client(build_flask_client):
 def test_island_mode_post(flask_client, mode):
     resp = flask_client.put(
         IslandModeResource.urls[0],
-        data=json.dumps(mode),
-        headers={"Content-Type": "application/json"},
+        json=mode,
         follow_redirects=True,
     )
     assert resp.status_code == HTTPStatus.NO_CONTENT
@@ -49,8 +47,7 @@ def test_island_mode_post(flask_client, mode):
 def test_island_mode_post__invalid_mode(flask_client):
     resp = flask_client.put(
         IslandModeResource.urls[0],
-        data=json.dumps("bogus mode"),
-        headers={"Content-Type": "application/json"},
+        json="bogus mode",
         follow_redirects=True,
     )
     assert resp.status_code == HTTPStatus.UNPROCESSABLE_ENTITY
@@ -66,8 +63,7 @@ def test_island_mode_post__internal_server_error(build_flask_client):
     with build_flask_client(container) as flask_client:
         resp = flask_client.put(
             IslandModeResource.urls[0],
-            data=json.dumps(IslandMode.RANSOMWARE.value),
-            headers={"Content-Type": "application/json"},
+            json=IslandMode.RANSOMWARE.value,
             follow_redirects=True,
         )
 
@@ -78,22 +74,20 @@ def test_island_mode_post__internal_server_error(build_flask_client):
 def test_island_mode_endpoint(flask_client, mode):
     flask_client.put(
         IslandModeResource.urls[0],
-        data=json.dumps(mode),
-        headers={"Content-Type": "application/json"},
+        json=mode,
         follow_redirects=True,
     )
     resp = flask_client.get(IslandModeResource.urls[0], follow_redirects=True)
     assert resp.status_code == HTTPStatus.OK
-    assert json.loads(resp.data) == mode
+    assert resp.json == mode
 
 
 def test_island_mode_endpoint__invalid_mode(flask_client):
     resp_post = flask_client.put(
         IslandModeResource.urls[0],
-        data=json.dumps("bogus_mode"),
-        headers={"Content-Type": "application/json"},
+        json="bogus_mode",
         follow_redirects=True,
     )
     resp_get = flask_client.get(IslandModeResource.urls[0], follow_redirects=True)
     assert resp_post.status_code == HTTPStatus.UNPROCESSABLE_ENTITY
-    assert json.loads(resp_get.data) == IslandMode.UNSET.value
+    assert resp_get.json == IslandMode.UNSET.value