diff --git a/worldedit-core/src/main/java/com/sk89q/worldedit/math/BlockVector3.java b/worldedit-core/src/main/java/com/sk89q/worldedit/math/BlockVector3.java
index d9dba5d55..0d6447ceb 100644
--- a/worldedit-core/src/main/java/com/sk89q/worldedit/math/BlockVector3.java
+++ b/worldedit-core/src/main/java/com/sk89q/worldedit/math/BlockVector3.java
@@ -29,7 +29,7 @@ import java.util.Comparator;
 /**
  * An immutable 3-dimensional vector.
  */
-public final class BlockVector3 {
+public class BlockVector3 {
 
     public static final BlockVector3 ZERO = new BlockVector3(0, 0, 0);
     public static final BlockVector3 UNIT_X = new BlockVector3(1, 0, 0);
diff --git a/worldedit-core/src/main/java/com/sk89q/worldedit/math/Vector3.java b/worldedit-core/src/main/java/com/sk89q/worldedit/math/Vector3.java
index 37b626664..e5157e939 100644
--- a/worldedit-core/src/main/java/com/sk89q/worldedit/math/Vector3.java
+++ b/worldedit-core/src/main/java/com/sk89q/worldedit/math/Vector3.java
@@ -31,7 +31,7 @@ import java.util.Comparator;
 /**
  * An immutable 3-dimensional vector.
  */
-public final class Vector3 {
+public class Vector3 {
 
     public static final Vector3 ZERO = new Vector3(0, 0, 0);
     public static final Vector3 UNIT_X = new Vector3(1, 0, 0);