diff --git a/modoboa/core/api/v1/serializers.py b/modoboa/core/api/v1/serializers.py
index 5b38fcbba..eda376829 100644
--- a/modoboa/core/api/v1/serializers.py
+++ b/modoboa/core/api/v1/serializers.py
@@ -10,6 +10,7 @@ from django.utils.translation import gettext as _
 from rest_framework import serializers
 
 from modoboa.core import models
+from modoboa.parameters import tools as param_tools
 
 logger = logging.getLogger("modoboa.auth")
 
@@ -28,7 +29,16 @@ class AccountPasswordSerializer(serializers.ModelSerializer):
 
     def validate_password(self, value):
         """Check password."""
-        if not self.instance.check_password(value):
+        authentication_type = param_tools.get_global_parameter("authentication_type")
+        if authentication_type != "ldap":
+            check = self.instance.check_password(value)
+        else:
+            from django_auth_ldap.backend import LDAPBackend
+
+            check = LDAPBackend().authenticate(
+                self.context["request"], self.instance.username, value
+            )
+        if not check:
             raise serializers.ValidationError("Password not correct")
         return value
 
diff --git a/modoboa/core/api/v2/viewsets.py b/modoboa/core/api/v2/viewsets.py
index 72b41756e..23c3187aa 100644
--- a/modoboa/core/api/v2/viewsets.py
+++ b/modoboa/core/api/v2/viewsets.py
@@ -76,7 +76,7 @@ class AccountViewSet(core_v1_viewsets.AccountViewSet):
     )
     def set_me_password(self, request):
         serializer = core_v1_serializers.AccountPasswordSerializer(
-            instance=request.user, data=request.data
+            instance=request.user, data=request.data, context={"request": request}
         )
         serializer.is_valid(raise_exception=True)
         serializer.save()
diff --git a/modoboa/core/tests/test_ldap.py b/modoboa/core/tests/test_ldap.py
index 5953ccdc4..6cc7c116e 100644
--- a/modoboa/core/tests/test_ldap.py
+++ b/modoboa/core/tests/test_ldap.py
@@ -157,6 +157,5 @@ class ProfileTestCase(LDAPTestCaseMixin, ModoAPITestCase):
             {"password": "test", "new_password": "Toto1234"},
             format="json",
         )
-        print(response.json())
         self.assertEqual(response.status_code, 200)
         self.authenticate(username, "Toto1234", False)