diff --git a/monkey/tests/unit_tests/infection_monkey/island_api_client/test_http_island_api_client.py b/monkey/tests/unit_tests/infection_monkey/island_api_client/test_http_island_api_client.py
index ffeada1c5..bd6bfcb41 100644
--- a/monkey/tests/unit_tests/infection_monkey/island_api_client/test_http_island_api_client.py
+++ b/monkey/tests/unit_tests/infection_monkey/island_api_client/test_http_island_api_client.py
@@ -6,6 +6,8 @@ from infection_monkey.island_api_client import (
     HTTPIslandAPIClient,
     IslandAPIConnectionError,
     IslandAPIError,
+    IslandAPIRequestError,
+    IslandAPIRequestFailedError,
     IslandAPITimeoutError,
 )
 
@@ -33,6 +35,21 @@ def test_island_api_client(actual_error, expected_error):
             HTTPIslandAPIClient(SERVER)
 
 
+@pytest.mark.parametrize(
+    "status_code, expected_error",
+    [
+        (401, IslandAPIRequestError),
+        (501, IslandAPIRequestFailedError),
+    ],
+)
+def test_island_api_client__status_code(status_code, expected_error):
+    with requests_mock.Mocker() as m:
+        m.get(ISLAND_URI, status_code=status_code)
+
+        with pytest.raises(expected_error):
+            HTTPIslandAPIClient(SERVER)
+
+
 @pytest.mark.parametrize(
     "actual_error, expected_error",
     [
@@ -51,6 +68,23 @@ def test_island_api_client__send_log(actual_error, expected_error):
             island_api_client.send_log(log_contents="some_data")
 
 
+@pytest.mark.parametrize(
+    "status_code, expected_error",
+    [
+        (401, IslandAPIRequestError),
+        (501, IslandAPIRequestFailedError),
+    ],
+)
+def test_island_api_client_send_log__status_code(status_code, expected_error):
+    with requests_mock.Mocker() as m:
+        m.get(ISLAND_URI)
+        island_api_client = HTTPIslandAPIClient(SERVER)
+
+        with pytest.raises(expected_error):
+            m.post(ISLAND_SEND_LOG_URI, status_code=status_code)
+            island_api_client.send_log(log_contents="some_data")
+
+
 @pytest.mark.parametrize(
     "actual_error, expected_error",
     [
@@ -67,3 +101,20 @@ def test_island_api_client__get_pba_file(actual_error, expected_error):
         with pytest.raises(expected_error):
             m.get(ISLAND_GET_PBA_FILE_URI, exc=actual_error)
             island_api_client.get_pba_file(filename=PBA_FILE)
+
+
+@pytest.mark.parametrize(
+    "status_code, expected_error",
+    [
+        (401, IslandAPIRequestError),
+        (501, IslandAPIRequestFailedError),
+    ],
+)
+def test_island_api_client_get_pba_file__status_code(status_code, expected_error):
+    with requests_mock.Mocker() as m:
+        m.get(ISLAND_URI)
+        island_api_client = HTTPIslandAPIClient(SERVER)
+
+        with pytest.raises(expected_error):
+            m.get(ISLAND_GET_PBA_FILE_URI, status_code=status_code)
+            island_api_client.get_pba_file(filename=PBA_FILE)