diff --git a/src/main/java/com/conveyal/r5/analyst/cluster/PathResult.java b/src/main/java/com/conveyal/r5/analyst/cluster/PathResult.java
index f93bfed0f..c2366ac1a 100644
--- a/src/main/java/com/conveyal/r5/analyst/cluster/PathResult.java
+++ b/src/main/java/com/conveyal/r5/analyst/cluster/PathResult.java
@@ -38,7 +38,7 @@ public class PathResult {
      * These results are returned to the backend over an HTTP API so we don't want to risk making them too huge.
      * This could be set to a higher number in cases where you know the result return channel can handle the size.
      */
-    public static int MAX_PATH_DESTINATIONS = 5_000;
+    public static final int MAX_PATH_DESTINATIONS = 5_000;
 
     private final int nDestinations;
     /**
@@ -49,7 +49,7 @@ public class PathResult {
     public final Multimap<RouteSequence, Iteration>[] iterationsForPathTemplates;
     private final TransitLayer transitLayer;
 
-    public static String[] DATA_COLUMNS = new String[]{
+    public static final String[] DATA_COLUMNS = new String[]{
             "routes",
             "boardStops",
             "alightStops",