diff --git a/src/poetry/console/commands/config.py b/src/poetry/console/commands/config.py
index d7b2c1df84e..66f0e986c16 100644
--- a/src/poetry/console/commands/config.py
+++ b/src/poetry/console/commands/config.py
@@ -96,6 +96,11 @@ def unique_config_values(self) -> dict[str, tuple[Any, Any, Any]]:
                 boolean_normalizer,
                 True,
             ),
+            "experimental.system-git-client": (
+                boolean_validator,
+                boolean_normalizer,
+                False,
+            ),
             "installer.parallel": (
                 boolean_validator,
                 boolean_normalizer,