diff --git a/source/app/blueprints/rest/v2/case/api_v2_ioc_routes.py b/source/app/blueprints/rest/v2/case/api_v2_ioc_routes.py
index a1064ae3f..9b62ac9ed 100644
--- a/source/app/blueprints/rest/v2/case/api_v2_ioc_routes.py
+++ b/source/app/blueprints/rest/v2/case/api_v2_ioc_routes.py
@@ -139,7 +139,7 @@ def get_case_ioc(identifier):
         return response_api_not_found()
 
 
-@api_v2_ioc_blueprint.route('/iocs/<int:identifier>', methods=['POST'])
+@api_v2_ioc_blueprint.route('/iocs/<int:identifier>', methods=['PUT'])
 @ac_api_requires()
 def update_ioc(identifier):
     ioc_schema = IocSchemaForAPIV2()
diff --git a/tests/iris.py b/tests/iris.py
index c0982f5d1..909be3303 100644
--- a/tests/iris.py
+++ b/tests/iris.py
@@ -45,6 +45,9 @@ def create(self, path, body, query_parameters=None):
     def get(self, path, query_parameters=None):
         return self._api.get(path, query_parameters=query_parameters)
 
+    def update(self, path, body):
+        return self._api.put(path, body)
+
     def delete(self, path):
         return self._api.delete(path)
 
diff --git a/tests/rest_api.py b/tests/rest_api.py
index d8c9f875f..e338d8fdb 100644
--- a/tests/rest_api.py
+++ b/tests/rest_api.py
@@ -38,6 +38,13 @@ def _convert_response_to_string(response):
         except JSONDecodeError:
             return f'{response.status_code}'
 
+    def post(self, path, payload, query_parameters=None):
+        url = self._build_url(path)
+        response = requests.post(url, headers=self._headers, params=query_parameters, json=payload)
+        response_as_string = self._convert_response_to_string(response)
+        print(f'POST {url} {payload} => {response_as_string}')
+        return response
+
     def get(self, path, query_parameters=None):
         url = self._build_url(path)
         response = requests.get(url, headers=self._headers, params=query_parameters)
@@ -45,11 +52,11 @@ def get(self, path, query_parameters=None):
         print(f'GET {url} => {response_as_string}')
         return response
 
-    def post(self, path, payload, query_parameters=None):
+    def put(self, path, payload):
         url = self._build_url(path)
-        response = requests.post(url, headers=self._headers, params=query_parameters, json=payload)
+        response = requests.put(url, headers=self._headers, json=payload)
         response_as_string = self._convert_response_to_string(response)
-        print(f'POST {url} {payload} => {response_as_string}')
+        print(f'PUT {url} {payload} => {response_as_string}')
         return response
 
     def delete(self, path, query_parameters=None):
diff --git a/tests/tests_rest_iocs.py b/tests/tests_rest_iocs.py
index 36a0c2bc3..ad4f8dedd 100644
--- a/tests/tests_rest_iocs.py
+++ b/tests/tests_rest_iocs.py
@@ -156,3 +156,11 @@ def test_create_ioc_should_not_create_two_iocs_with_identical_type_and_value(sel
         self._subject.create(f'/api/v2/cases/{case_identifier}/iocs', body)
         response = self._subject.create(f'/api/v2/cases/{case_identifier}/iocs', body)
         self.assertEqual(400, response.status_code)
+
+    def test_update_ioc_should_not_fail(self):
+        case_identifier = self._subject.create_dummy_case()
+        body = {'ioc_type_id': 1, 'ioc_tlp_id': 2, 'ioc_value': '8.8.8.8', 'ioc_description': 'rewrw', 'ioc_tags': ''}
+        response = self._subject.create(f'/api/v2/cases/{case_identifier}/iocs', body).json()
+        ioc_identifier = response['ioc_id']
+        response = self._subject.update(f'/api/v2/iocs/{ioc_identifier}', {'ioc_value': '9.9.9.9'})
+        self.assertEqual(200, response.status_code)