diff --git a/attribute-endpoints-provider/src/main/java/de/ccc/hamburg/keycloak/attribute_endpoints/AttributeEndpointsResourceProvider.java b/attribute-endpoints-provider/src/main/java/de/ccc/hamburg/keycloak/attribute_endpoints/AttributeEndpointsResourceProvider.java
index 8c17ec3..bd98b30 100644
--- a/attribute-endpoints-provider/src/main/java/de/ccc/hamburg/keycloak/attribute_endpoints/AttributeEndpointsResourceProvider.java
+++ b/attribute-endpoints-provider/src/main/java/de/ccc/hamburg/keycloak/attribute_endpoints/AttributeEndpointsResourceProvider.java
@@ -2,6 +2,7 @@ package de.ccc.hamburg.keycloak.attribute_endpoints;
 
 import java.util.Collection;
 import java.util.List;
+import java.util.Map;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 import java.util.stream.Stream;
@@ -118,7 +119,8 @@ public class AttributeEndpointsResourceProvider implements RealmResourceProvider
                 .toList();
 
         UserProvider userProvider = session.users();
-        Stream<UserModel> users = userProvider.getRoleMembersStream(realm, matchRole);
+        Stream<UserModel> users = userProvider.searchForUserStream(realm, Map.of())
+                .filter(user -> user.hasRole(matchRole));
 
         List<String> attribute_list = users
                 .map(user -> {