diff --git a/commercetools/commercetools-sdk-java-api/src/integrationTest/java/commercetools/order/OrderQueryTests.java b/commercetools/commercetools-sdk-java-api/src/integrationTest/java/commercetools/order/OrderQueryTests.java
index 45a8af34682..a296506a3ce 100644
--- a/commercetools/commercetools-sdk-java-api/src/integrationTest/java/commercetools/order/OrderQueryTests.java
+++ b/commercetools/commercetools-sdk-java-api/src/integrationTest/java/commercetools/order/OrderQueryTests.java
@@ -102,7 +102,9 @@ public void searchQueryBuilder() {
                     .orders()
                     .search()
                     //                    .post("")
-                    .post(r -> r.withQuery(q -> q.exists(e -> e.field("custom.deliveryDate").customType("StringType")))
+                    .post(r -> r
+                            .withQuery(q -> q.exists(
+                                e -> e.field("custom.deliveryDate").customType(OrderSearchCustomType.STRING_TYPE)))
                             .withSort(b -> b.field("createdAt").order(OrderSearchSortOrder.DESC))
                             .limit(20))
                     .executeBlocking()