Just use Streams.toList as that is unmdifiable.

1 files changed, 1 insertions, 1 deletions

diff --git a/vespaclient-core/src/main/java/com/yahoo/vespaclient/ClusterList.java b/vespaclient-core/src/main/java/com/yahoo/vespaclient/ClusterList.java
index c42d48b4821..452ab175862 100644
--- a/vespaclient-core/src/main/java/com/yahoo/vespaclient/ClusterList.java
+++ b/vespaclient-core/src/main/java/com/yahoo/vespaclient/ClusterList.java
@@ -36,7 +36,7 @@ public class ClusterList {
     private static List<ClusterDef> parse(ClusterListConfig config) {
         return config.storage().stream()
                      .map(storage -> new ClusterDef(storage.name()))
-                     .collect(Collectors.toUnmodifiableList());
+                     .toList();
     }
 
 }