diff --git a/rest/taskana-rest-spring/src/main/java/pro/taskana/common/rest/ldap/LdapClient.java b/rest/taskana-rest-spring/src/main/java/pro/taskana/common/rest/ldap/LdapClient.java
index 61fcb79e2..736bc1bd5 100644
--- a/rest/taskana-rest-spring/src/main/java/pro/taskana/common/rest/ldap/LdapClient.java
+++ b/rest/taskana-rest-spring/src/main/java/pro/taskana/common/rest/ldap/LdapClient.java
@@ -245,7 +245,7 @@ public class LdapClient {
             LdapNameBuilder.newInstance()
                 .add(getBaseDn())
                 .add(getUserSearchBase())
-                .add("uid", accessId)
+                .add(getUserIdAttribute(), accessId)
                 .build()
                 .toString()));
     andFilter.and(orFilter);