diff --git a/poetry_monoranger_plugin/path_dep_pinner.py b/poetry_monoranger_plugin/path_dep_pinner.py
index 1c24b26..31950d0 100644
--- a/poetry_monoranger_plugin/path_dep_pinner.py
+++ b/poetry_monoranger_plugin/path_dep_pinner.py
@@ -132,7 +132,7 @@ def _pin_dependency(self, dependency: DirectoryDependency):
         try:
             name = cast(str, dep_pyproject.poetry_config["name"])
             version = cast(str, dep_pyproject.poetry_config["version"])
-        except PyProjectError:
+        except (PyProjectError, KeyError):
             # Fallback to the project section since Poetry V2 also supports PEP 621 pyproject.toml files
             name = cast(str, dep_pyproject.data["project"]["name"])
             version = cast(str, dep_pyproject.data["project"]["version"])