1 files changed, 1 insertions, 1 deletions
diff --git a/core/src/main/java/org/elasticsearch/search/aggregations/metrics/geocentroid/GeoCentroidAggregator.java b/core/src/main/java/org/elasticsearch/search/aggregations/metrics/geocentroid/GeoCentroidAggregator.java
index 472670d366..192ad6c28d 100644
--- a/core/src/main/java/org/elasticsearch/search/aggregations/metrics/geocentroid/GeoCentroidAggregator.java
+++ b/core/src/main/java/org/elasticsearch/search/aggregations/metrics/geocentroid/GeoCentroidAggregator.java
@@ -92,7 +92,7 @@ public final class GeoCentroidAggregator extends MetricsAggregator {
                         pt[0] = pt[0] + (value.getLon() - pt[0]) / ++prevCounts;
                         pt[1] = pt[1] + (value.getLat() - pt[1]) / prevCounts;
                     }
-                    centroids.set(bucket, GeoEncodingUtils.mortonHash(pt[0], pt[1]));
+                    centroids.set(bucket, GeoEncodingUtils.mortonHash(pt[1], pt[0]));
                 }
             }
         };