diff --git a/app/aws/credentials.py b/app/aws/credentials.py
index fb1fd9b..352210c 100644
--- a/app/aws/credentials.py
+++ b/app/aws/credentials.py
@@ -206,7 +206,7 @@ def _remove_unused_profiles(credentials_file, profile_group: ProfileGroup):
     return credentials_file
 
 
-def write_profile_config(profile_group: ProfileGroup, region: str):
+def write_profile_config(profile_group: ProfileGroup, region: str) -> Result:
     result = Result()
     config_file = _load_config_file()
 
@@ -238,7 +238,9 @@ def _remove_unused_configs(config_file: configparser, profile_group: ProfileGrou
     return config_file
 
 
-def set_access_key(key_name: str, key_id: str, key_secret: str) -> None:
+def set_access_key(key_name: str, key_id: str, key_secret: str) -> Result:
+    result = Result()
+
     credentials_file = _load_credentials_file()
     if not credentials_file.has_section(key_name):
         credentials_file.add_section(key_name)
@@ -246,6 +248,9 @@ def set_access_key(key_name: str, key_id: str, key_secret: str) -> None:
     credentials_file.set(key_name, 'aws_secret_access_key', key_secret)
     _write_credentials_file(credentials_file)
 
+    result.set_success()
+    return result
+
 
 def get_access_key_list() -> list:
     credentials_file = _load_credentials_file()
diff --git a/app/core/core.py b/app/core/core.py
index 01758a3..a6bc182 100644
--- a/app/core/core.py
+++ b/app/core/core.py
@@ -248,8 +248,8 @@ def _handle_support_files(profile_group: ProfileGroup):
         files.write_active_group_file(profile_group.name)
 
     @staticmethod
-    def set_access_key(key_name: str, key_id: str, key_secret: str):
-        credentials.set_access_key(key_name=key_name, key_id=key_id, key_secret=key_secret)
+    def set_access_key(key_name: str, key_id: str, key_secret: str) -> Result:
+        return credentials.set_access_key(key_name=key_name, key_id=key_id, key_secret=key_secret)
 
     @staticmethod
     def get_access_key_list():
diff --git a/app/gui/gui.py b/app/gui/gui.py
index 0a5700c..3b8123b 100644
--- a/app/gui/gui.py
+++ b/app/gui/gui.py
@@ -158,8 +158,9 @@ def _on_edit_config_success(self):
 
     def set_access_key(self, key_name, key_id, key_secret):
         self._to_busy_state()
+        logger.info('initiate set key')
         self.task = BackgroundTask(
-            func=self.core.edit_config,
+            func=self.core.set_access_key,
             func_kwargs={'key_name': key_name, 'key_id': key_id, 'key_secret': key_secret},
             on_success=self._on_set_access_key_success,
             on_failure=self._on_error,
diff --git a/tests/test_aws/test_credentials.py b/tests/test_aws/test_credentials.py
index 31af43b..3882583 100644
--- a/tests/test_aws/test_credentials.py
+++ b/tests/test_aws/test_credentials.py
@@ -320,7 +320,7 @@ def test_fetch_role_credentials__chain_assume(self, mock_credentials, mock_assum
         self.assertEqual(expected_mock_remove_profile_calls, mock_remove_profile.call_args_list)
         self.assertEqual(expected_mock_remove_profile_calls, mock_remove_profile.call_args_list)
 
-    def test_remove_unused_profiles(self):
+    def test__remove_unused_profiles(self):
         mock_config_parser = Mock()
         mock_config_parser.sections.return_value = [
             'developer', 'unused-profile',
@@ -379,7 +379,7 @@ def test_write_profile_config__no_default_region(self, mock_credentials, mock_ad
         self.assertEqual(expected, mock_remove_profile.call_args_list)
         self.assertEqual(expected, mock_remove_profile.call_args_list)
 
-    def test___remove_unused_configs(self):
+    def test__remove_unused_configs(self):
         mock_config_parser = Mock()
         mock_config_parser.sections.return_value = ['profile developer',
                                                     'profile unused-profile',
@@ -398,12 +398,15 @@ def test___remove_unused_configs(self):
 
     @mock.patch('app.aws.credentials._write_credentials_file')
     @mock.patch('app.aws.credentials._load_credentials_file')
-    def test__set_access_key(self, mock_load_credentials_file, _):
+    def test_set_access_key(self, mock_load_credentials_file, _):
         mock_config_parser = Mock()
         mock_config_parser.has_section.return_value = False
         mock_load_credentials_file.return_value = mock_config_parser
 
-        credentials.set_access_key('key-name', 'key-id', 'access-key')
+        result = credentials.set_access_key('key-name', 'key-id', 'access-key')
+        self.assertEqual(True, result.was_success)
+        self.assertEqual(False, result.was_error)
+
         self.assertEqual([call('key-name')],
                          mock_config_parser.has_section.call_args_list)
         self.assertEqual([call('key-name')],
@@ -412,7 +415,7 @@ def test__set_access_key(self, mock_load_credentials_file, _):
                           call('key-name', 'aws_secret_access_key', 'access-key')],
                          mock_config_parser.set.call_args_list)
 
-    def test___add_profile_credentials(self):
+    def test__add_profile_credentials(self):
         mock_config_parser = Mock()
         mock_config_parser.has_section.return_value = False
 
@@ -426,7 +429,7 @@ def test___add_profile_credentials(self):
                           call('test-profile', 'aws_session_token', 'test-session-token')],
                          mock_config_parser.set.call_args_list)
 
-    def test___add_profile_config(self):
+    def test__add_profile_config(self):
         mock_config_parser = Mock()
         mock_config_parser.has_section.return_value = False