diff --git a/jedi/api/project.py b/jedi/api/project.py
index 4ba6b7d0..8c438f26 100644
--- a/jedi/api/project.py
+++ b/jedi/api/project.py
@@ -369,7 +369,7 @@ def _is_potential_project(path):
         try:
             if path.joinpath(name).exists():
                 return True
-        except PermissionError:
+        except OSError:
             continue
     return False
 
diff --git a/jedi/inference/sys_path.py b/jedi/inference/sys_path.py
index 9dd588db..e701686f 100644
--- a/jedi/inference/sys_path.py
+++ b/jedi/inference/sys_path.py
@@ -174,7 +174,7 @@ def _get_parent_dir_with_file(path: Path, filename):
         try:
             if parent.joinpath(filename).is_file():
                 return parent
-        except PermissionError:
+        except OSError:
             continue
     return None