diff --git a/server/src/main/java/org/elasticsearch/cluster/routing/allocation/decider/DiskThresholdDecider.java b/server/src/main/java/org/elasticsearch/cluster/routing/allocation/decider/DiskThresholdDecider.java
index fe001480e5f46..db32ec08ee46e 100644
--- a/server/src/main/java/org/elasticsearch/cluster/routing/allocation/decider/DiskThresholdDecider.java
+++ b/server/src/main/java/org/elasticsearch/cluster/routing/allocation/decider/DiskThresholdDecider.java
@@ -27,6 +27,7 @@
 import org.elasticsearch.common.settings.Settings;
 import org.elasticsearch.common.settings.SettingsException;
 import org.elasticsearch.common.unit.ByteSizeValue;
+import org.elasticsearch.snapshots.SnapshotShardSizeInfo;
 
 import java.util.Map;
 
@@ -146,7 +147,7 @@ public static long sizeOfUnaccountedShards(
                     routing,
                     Math.max(routing.getExpectedShardSize(), 0L),
                     clusterInfo,
-                    null,
+                    SnapshotShardSizeInfo.EMPTY,
                     metadata,
                     routingTable
                 );