diff --git a/halfapi/half_domain.py b/halfapi/half_domain.py
index 30b69f3..85309be 100644
--- a/halfapi/half_domain.py
+++ b/halfapi/half_domain.py
@@ -93,34 +93,48 @@ class HalfDomain(Starlette):
     def m_acl(module, acl=None):
         """ Returns the imported acl module for the domain module
         """
-        if (not acl):
+        if not acl:
             acl = getattr(module, '__acl__', '.acl')
 
         return importlib.import_module(acl, module.__package__)
 
 
     @staticmethod
-    def acls(domain, module=None, acl=None):
+    def acls(module, acl=None):
         """ Returns the ACLS constant for the given domain
         """
-        if not module:
-            module = importlib.import_module(domain)
-
         m_acl = HalfDomain.m_acl(module, acl)
         try:
             return getattr(m_acl, 'ACLS')
         except AttributeError:
-            raise Exception(f'Missing acl.ACLS constant in {domain} module')
+            raise Exception(f'Missing acl.ACLS constant in module {m_acl.__package__}')
 
     @staticmethod
-    def acls_route(domain, module=None, acl=None):
+    def acls_route(domain, module_path=None, acl=None):
+        """ Dictionary of acls
+
+        Format :
+
+        {
+            [acl_name]: {
+                callable: fct_reference,
+                docs: fct_docstring,
+                result: fct_result
+            }
+        }
+        """
+
         d_res = {}
-        if module is None:
-            module = importlib.import_module(domain)
+
+        module = importlib.import_module(domain) \
+            if module_path is None \
+            else importlib.import_module(module_path)
 
         m_acl = HalfDomain.m_acl(module, acl)
 
-        for acl_name, doc, order in HalfDomain.acls(domain, acl=acl):
+        for acl_name, doc, order in HalfDomain.acls(
+            module,
+            acl=acl):
             fct = getattr(m_acl, acl_name)
             d_res[acl_name] = {
                 'callable': fct,
diff --git a/halfapi/halfapi.py b/halfapi/halfapi.py
index 149e5af..906ed0b 100644
--- a/halfapi/halfapi.py
+++ b/halfapi/halfapi.py
@@ -213,10 +213,11 @@ class HalfAPI(Starlette):
         sys.exit(0)
 
     def acls_route(self):
+        module = None
         res = {
             domain: HalfDomain.acls_route(
                 domain,
-                module=domain_conf.get('module'),
+                module_path=domain_conf.get('module'),
                 acl=domain_conf.get('acl'))
             for domain, domain_conf in self.config.get('domain', {}).items()
             if isinstance(domain_conf, dict) and domain_conf.get('enabled', False)
diff --git a/halfapi/testing/test_domain.py b/halfapi/testing/test_domain.py
index 3ff1100..33fc3ff 100644
--- a/halfapi/testing/test_domain.py
+++ b/halfapi/testing/test_domain.py
@@ -64,6 +64,9 @@ class TestDomain(TestCase):
 
         self.client = TestClient(self.halfapi.application)
 
+        self.module = importlib.import_module(
+            getattr(self, 'MODULE', self.DOMAIN)
+        )
 
 
     def tearDown(self):
@@ -114,7 +117,7 @@ class TestDomain(TestCase):
 
         assert self.DOMAIN in d_r.keys()
 
-        ACLS = HalfDomain.acls(self.DOMAIN)
+        ACLS = HalfDomain.acls(self.module, self.ACL)
         assert len(ACLS) == len(d_r[self.DOMAIN])
 
         for acl_name in ACLS: