diff --git a/scripts/run_toml_test_suite.py b/scripts/run_toml_test_suite.py
index 58b55de4..146971c6 100644
--- a/scripts/run_toml_test_suite.py
+++ b/scripts/run_toml_test_suite.py
@@ -14,7 +14,7 @@
 
 SUITE_REPO_URL = "https://github.com/toml-lang/toml-test.git"
 SUITE_VERSION = "1.1.0"
-SUITE_SHA = "af5f8052e9109206ad3977508263c97907f0797d"
+SUITE_SHA = "4d77658d0f903a13454ece4dbfeafeb7c7f31c9f"
 SUITE_FILE_LIST = f"tests/files-toml-{SUITE_VERSION}"
 DEFAULT_TIMEOUT_SECONDS = 5
 HARNESS_SOURCE_PATH = Path("scripts/GocciaTOMLCheck.dpr")