diff --git a/tests/test_permissive.py b/tests/test_permissive.py
index f382fed..64224a5 100644
--- a/tests/test_permissive.py
+++ b/tests/test_permissive.py
@@ -22,7 +22,16 @@ def test_forcepermissive_and_unrestraint(config_type):
     cfg_ori.property.read_write()
     cfg = get_config(cfg_ori, config_type)
     with pytest.raises(ConfigError):
-        cfg_ori.forcepermissive.add('disabled')
+        cfg_ori.unrestraint.forcepermissive
+
+
+def test_unrestraint_and_unrestraint(config_type):
+    od1 = make_description()
+    cfg_ori = Config(od1)
+    cfg_ori.property.read_write()
+    cfg_ori.property.read_write()
+    cfg = get_config(cfg_ori, config_type)
+    cfg_ori.unrestraint.unrestraint
 
 
 def test_permissive(config_type):
diff --git a/tiramisu/api.py b/tiramisu/api.py
index 6c3f7a2..c078e01 100644
--- a/tiramisu/api.py
+++ b/tiramisu/api.py
@@ -1931,6 +1931,8 @@ class TiramisuAPI(TiramisuHelp):
 
     def __getattr__(self, subfunc: str) -> Any:
         if subfunc in ["forcepermissive", "unrestraint", "nowarnings"]:
+            if subfunc == "unrestraint" and self._config_bag.is_unrestraint:
+                return self
             if self._orig_config_bags:
                 msg = _(
                     "do not use unrestraint, nowarnings or forcepermissive together"