diff --git a/presto-main/src/main/java/com/facebook/presto/cost/TaskCountEstimator.java b/presto-main/src/main/java/com/facebook/presto/cost/TaskCountEstimator.java
index 3f192bea26eb4..f553ab080c542 100644
--- a/presto-main/src/main/java/com/facebook/presto/cost/TaskCountEstimator.java
+++ b/presto-main/src/main/java/com/facebook/presto/cost/TaskCountEstimator.java
@@ -34,9 +34,10 @@ public TaskCountEstimator(NodeSchedulerConfig nodeSchedulerConfig, InternalNodeM
     {
         requireNonNull(nodeSchedulerConfig, "nodeSchedulerConfig is null");
         requireNonNull(nodeManager, "nodeManager is null");
+        boolean schedulerIncludeCoordinator = nodeSchedulerConfig.isIncludeCoordinator();
         this.numberOfNodes = () -> {
             Set<InternalNode> activeNodes = nodeManager.getAllNodes().getActiveNodes();
-            if (nodeSchedulerConfig.isIncludeCoordinator()) {
+            if (schedulerIncludeCoordinator) {
                 return activeNodes.size();
             }
             return toIntExact(activeNodes.stream()