diff --git a/js/apps/admin-ui/src/user-federation/ldap/mappers/LdapMapperDetails.tsx b/js/apps/admin-ui/src/user-federation/ldap/mappers/LdapMapperDetails.tsx
index ebfc472f997..4e44e2d4d5f 100644
--- a/js/apps/admin-ui/src/user-federation/ldap/mappers/LdapMapperDetails.tsx
+++ b/js/apps/admin-ui/src/user-federation/ldap/mappers/LdapMapperDetails.tsx
@@ -24,7 +24,10 @@ import { HelpItem } from "ui-shared";
 import { adminClient } from "../../../admin-client";
 import { useAlerts } from "../../../components/alert/Alerts";
 import { useConfirmDialog } from "../../../components/confirm-dialog/ConfirmDialog";
-import { DynamicComponents } from "../../../components/dynamic/DynamicComponents";
+import {
+  DynamicComponents,
+  convertToName,
+} from "../../../components/dynamic/DynamicComponents";
 import { FormAccess } from "../../../components/form/FormAccess";
 import { KeycloakSpinner } from "../../../components/keycloak-spinner/KeycloakSpinner";
 import { KeycloakTextInput } from "../../../components/keycloak-text-input/KeycloakTextInput";
@@ -302,7 +305,18 @@ export default function LdapMapperDetails() {
                     }
                     isOpen={isMapperDropdownOpen}
                     onSelect={(_, value) => {
-                      field.onChange(value as string);
+                      setupForm({
+                        providerId: value as string,
+                        ...Object.fromEntries(
+                          components
+                            .find((c) => c.id === value)
+                            ?.properties.filter((m) => m.type === "List")
+                            .map((m) => [
+                              convertToName(m.name!),
+                              m.options?.[0],
+                            ]) || [],
+                        ),
+                      });
                       setIsMapperDropdownOpen(false);
                     }}
                     selections={field.value}