diff --git a/tests/CMakeLists.txt b/tests/CMakeLists.txt
index 7cd69004..2f84e2e2 100644
--- a/tests/CMakeLists.txt
+++ b/tests/CMakeLists.txt
@@ -52,8 +52,6 @@ add_test_case(credentials_provider_ecs_bad_document_failure)
 add_test_case(credentials_provider_ecs_basic_success)
 add_test_case(credentials_provider_ecs_basic_success_token_file)
 add_test_case(credentials_provider_ecs_basic_success_uri_env)
-#add_test_case(credentials_provider_ecs_basic_success_token_env)
-#add_test_case(credentials_provider_ecs_basic_success_token_env_with_parameter_token)
 add_test_case(credentials_provider_ecs_no_auth_token_success)
 add_test_case(credentials_provider_ecs_success_multi_part_doc)
 add_test_case(credentials_provider_ecs_real_new_destroy)
diff --git a/tests/credentials_provider_ecs_tests.c b/tests/credentials_provider_ecs_tests.c
index db8a95ea..729ca390 100644
--- a/tests/credentials_provider_ecs_tests.c
+++ b/tests/credentials_provider_ecs_tests.c
@@ -847,81 +847,6 @@ static int s_credentials_provider_ecs_basic_success_uri_env(struct aws_allocator
 }
 AWS_TEST_CASE(credentials_provider_ecs_basic_success_uri_env, s_credentials_provider_ecs_basic_success_uri_env);
 
-// static int s_credentials_provider_ecs_basic_success_token_env(struct aws_allocator *allocator, void *ctx) {
-//     (void)ctx;
-
-//     s_aws_ecs_tester_init(allocator);
-
-//     struct aws_byte_cursor good_response_cursor = aws_byte_cursor_from_string(s_good_response);
-//     aws_array_list_push_back(&s_tester.response_data_callbacks, &good_response_cursor);
-//     struct aws_string *auth_token = aws_string_new_from_c_str(allocator, "t-token-1234-abcd");
-//     aws_set_environment_value(s_ecs_creds_env_token, auth_token);
-//     struct aws_credentials_provider_ecs_options options = {
-//         .bootstrap = NULL,
-//         .function_table = &s_mock_function_table,
-//         .shutdown_options =
-//             {
-//                 .shutdown_callback = s_on_shutdown_complete,
-//                 .shutdown_user_data = NULL,
-//             },
-//         .host = aws_byte_cursor_from_c_str("www.xxx123321testmocknonexsitingawsservice.com"),
-//         .path_and_query = aws_byte_cursor_from_c_str("/path/to/resource/?a=b&c=d"),
-//     };
-
-//     ASSERT_SUCCESS(s_do_ecs_success_test(
-//         allocator,
-//         &options,
-//         "http://www.xxx123321testmocknonexsitingawsservice.com:80/path/to/resource/?a=b&c=d" /*expected_uri*/,
-//         aws_string_c_str(auth_token) /*expected_token*/));
-
-//     s_aws_ecs_tester_cleanup();
-//     aws_string_destroy(auth_token);
-//     return 0;
-// }
-// AWS_TEST_CASE(credentials_provider_ecs_basic_success_token_env, s_credentials_provider_ecs_basic_success_token_env);
-
-// static int s_credentials_provider_ecs_basic_success_token_env_with_parameter_token(
-//     struct aws_allocator *allocator,
-//     void *ctx) {
-//     (void)ctx;
-
-//     s_aws_ecs_tester_init(allocator);
-
-//     struct aws_byte_cursor good_response_cursor = aws_byte_cursor_from_string(s_good_response);
-//     aws_array_list_push_back(&s_tester.response_data_callbacks, &good_response_cursor);
-
-//     struct aws_string *auth_token = aws_string_new_from_c_str(allocator, "t-token-1234-abcd");
-//     aws_set_environment_value(s_ecs_creds_env_token, auth_token);
-
-//     const char *expected_token = "t-token-4321-xyz";
-//     struct aws_credentials_provider_ecs_options options = {
-
-//         .bootstrap = NULL,
-//         .function_table = &s_mock_function_table,
-//         .shutdown_options =
-//             {
-//                 .shutdown_callback = s_on_shutdown_complete,
-//                 .shutdown_user_data = NULL,
-//             },
-//         .host = aws_byte_cursor_from_c_str("www.xxx123321testmocknonexsitingawsservice.com"),
-//         .path_and_query = aws_byte_cursor_from_c_str("/path/to/resource/?a=b&c=d"),
-//         .auth_token = aws_byte_cursor_from_c_str(expected_token),
-//     };
-
-//     ASSERT_SUCCESS(s_do_ecs_success_test(
-//         allocator,
-//         &options,
-//         "http://www.xxx123321testmocknonexsitingawsservice.com:80/path/to/resource/?a=b&c=d" /*expected_uri*/,
-//         expected_token));
-
-//     s_aws_ecs_tester_cleanup();
-//     aws_string_destroy(auth_token);
-//     return 0;
-// }
-// AWS_TEST_CASE(
-//     credentials_provider_ecs_basic_success_token_env_with_parameter_token,
-//     s_credentials_provider_ecs_basic_success_token_env_with_parameter_token);
-
 static int s_credentials_provider_ecs_no_auth_token_success(struct aws_allocator *allocator, void *ctx) {
     (void)ctx;