diff --git a/lucene/spatial3d/src/java/org/apache/lucene/spatial3d/geom/Vector.java b/lucene/spatial3d/src/java/org/apache/lucene/spatial3d/geom/Vector.java
index 7ebf4535789..6ccb8457397 100755
--- a/lucene/spatial3d/src/java/org/apache/lucene/spatial3d/geom/Vector.java
+++ b/lucene/spatial3d/src/java/org/apache/lucene/spatial3d/geom/Vector.java
@@ -27,7 +27,7 @@ public class Vector {
    * Values that are all considered to be essentially zero have a magnitude
    * less than this.
    */
-  public static final double MINIMUM_RESOLUTION = 1.0e-12;
+  public static final double MINIMUM_RESOLUTION = 1.0e-13;
   /**
    * For squared quantities, the bound is squared too.
    */