1 files changed, 2 insertions, 2 deletions
diff --git a/container-search/src/main/java/com/yahoo/search/grouping/request/ToStringFunction.java b/container-search/src/main/java/com/yahoo/search/grouping/request/ToStringFunction.java
index 0fb891bdce0..b58765c57f0 100644
--- a/container-search/src/main/java/com/yahoo/search/grouping/request/ToStringFunction.java
+++ b/container-search/src/main/java/com/yahoo/search/grouping/request/ToStringFunction.java
@@ -1,7 +1,7 @@
 // Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
 package com.yahoo.search.grouping.request;
 
-import java.util.Arrays;
+import java.util.List;
 
 /**
  * This class represents a tolong-function in a {@link GroupingExpression}. It converts the result of the argument to a
@@ -22,7 +22,7 @@ public class ToStringFunction extends FunctionNode {
     }
 
     private ToStringFunction(String label, Integer level, GroupingExpression exp) {
-        super("tostring", label, level, Arrays.asList(exp));
+        super("tostring", label, level, List.of(exp));
     }
 
     @Override