diff --git a/core/api.py b/core/api.py
index d2e99c2d..21f9818c 100644
--- a/core/api.py
+++ b/core/api.py
@@ -49,10 +49,14 @@ class UserController(ControllerBase):
     def fetch_profiles(self, pks: Query[set[int]]):
         return User.objects.filter(pk__in=pks)
 
-    @route.get("/search", response=PaginatedResponseSchema[UserProfileSchema])
+    @route.get(
+        "/search",
+        response=PaginatedResponseSchema[UserProfileSchema],
+        url_name="search_users",
+    )
     @paginate(PageNumberPaginationExtra, page_size=20)
     def search_users(self, filters: Query[UserFilterSchema]):
-        return filters.filter(User.objects.all())
+        return filters.filter(User.objects.order_by("-last_login"))
 
 
 DepthValue = Annotated[int, annotated_types.Ge(0), annotated_types.Le(10)]
diff --git a/core/schemas.py b/core/schemas.py
index 00551b8a..386a326f 100644
--- a/core/schemas.py
+++ b/core/schemas.py
@@ -66,7 +66,6 @@ class UserFilterSchema(FilterSchema):
                 SearchQuerySet()
                 .models(User)
                 .autocomplete(auto=slugify(value).replace("-", " "))
-                .order_by("-last_update")
                 .values_list("pk", flat=True)
             )
         )
diff --git a/core/tests/test_user.py b/core/tests/test_user.py
new file mode 100644
index 00000000..88a318c6
--- /dev/null
+++ b/core/tests/test_user.py
@@ -0,0 +1,79 @@
+from datetime import timedelta
+
+from django.core.management import call_command
+from django.test import TestCase
+from django.urls import reverse
+from django.utils.timezone import now
+from model_bakery import baker, seq
+
+from core.baker_recipes import subscriber_user
+from core.models import User
+
+
+class TestSearchUsers(TestCase):
+    @classmethod
+    def setUpTestData(cls):
+        User.objects.all().delete()
+        cls.users = baker.make(
+            User,
+            _quantity=11,
+            first_name=seq("First", suffix="Name"),
+            last_name=seq("Last", suffix="Name"),
+            nick_name=seq("Nick", suffix="Name"),
+            last_login=seq(now() - timedelta(days=30), timedelta(days=1)),
+            _bulk_create=True,
+        )
+        call_command("update_index", "core", "--remove")
+
+    @classmethod
+    def tearDownClass(cls):
+        super().tearDownClass()
+        # restore the index
+        call_command("update_index", "core", "--remove")
+
+    def test_order(self):
+        """Test that users are ordered by last login date."""
+        self.client.force_login(subscriber_user.make())
+
+        response = self.client.get(reverse("api:search_users") + "?search=First")
+        assert response.status_code == 200
+        assert response.json()["count"] == 11
+        # The users are ordered by last login date, so we need to reverse the list
+        assert [r["id"] for r in response.json()["results"]] == [
+            u.id for u in self.users[::-1]
+        ]
+
+    def test_search_case_insensitive(self):
+        """Test that the search is case insensitive."""
+        self.client.force_login(subscriber_user.make())
+
+        expected = [u.id for u in self.users[::-1]]
+        for term in ["first", "First", "FIRST"]:
+            response = self.client.get(reverse("api:search_users") + f"?search={term}")
+            assert response.status_code == 200
+            assert response.json()["count"] == 11
+            assert [r["id"] for r in response.json()["results"]] == expected
+
+    def test_search_nick_name(self):
+        """Test that the search can be done on the nick name."""
+        self.client.force_login(subscriber_user.make())
+
+        # this should return users with nicknames Nick11, Nick10 and Nick1
+        response = self.client.get(reverse("api:search_users") + "?search=Nick1")
+        assert response.status_code == 200
+        assert [r["id"] for r in response.json()["results"]] == [
+            self.users[10].id,
+            self.users[9].id,
+            self.users[0].id,
+        ]
+
+    def test_search_special_characters(self):
+        """Test that the search can be done on special characters."""
+        belix = baker.make(User, nick_name="Bélix")
+        call_command("update_index", "core")
+        self.client.force_login(subscriber_user.make())
+
+        # this should return users with first names First1 and First10
+        response = self.client.get(reverse("api:search_users") + "?search=bél")
+        assert response.status_code == 200
+        assert [r["id"] for r in response.json()["results"]] == [belix.id]
diff --git a/core/views/site.py b/core/views/site.py
index 82d7f0cf..b016b9af 100644
--- a/core/views/site.py
+++ b/core/views/site.py
@@ -85,7 +85,7 @@ def search_user(query):
             SearchQuerySet()
             .models(User)
             .autocomplete(auto=query)
-            .order_by("-last_update")[:20]
+            .order_by("-last_login")[:20]
         )
         return [r.object for r in res]
     except TypeError: