1 files changed, 4 insertions, 3 deletions
diff --git a/src/de/lmu/ifi/dbs/elki/index/tree/metrical/mtreevariants/mktrees/AbstractMkTreeUnifiedFactory.java b/src/de/lmu/ifi/dbs/elki/index/tree/metrical/mtreevariants/mktrees/AbstractMkTreeUnifiedFactory.java
index 51df5077..9570995d 100644
--- a/src/de/lmu/ifi/dbs/elki/index/tree/metrical/mtreevariants/mktrees/AbstractMkTreeUnifiedFactory.java
+++ b/src/de/lmu/ifi/dbs/elki/index/tree/metrical/mtreevariants/mktrees/AbstractMkTreeUnifiedFactory.java
@@ -55,7 +55,7 @@ public abstract class AbstractMkTreeUnifiedFactory<O, D extends Distance<D>, N e
    * Key: {@code -mktree.kmax}
    * </p>
    */
-  public static final OptionID K_MAX_ID = OptionID.getOrCreateOptionID("mktree.kmax", "Specifies the maximal number k of reverse k nearest neighbors to be supported.");
+  public static final OptionID K_MAX_ID = new OptionID("mktree.kmax", "Specifies the maximal number k of reverse k nearest neighbors to be supported.");
 
   /**
    * Holds the value of parameter {@link #K_MAX_ID}.
@@ -83,13 +83,14 @@ public abstract class AbstractMkTreeUnifiedFactory<O, D extends Distance<D>, N e
    * 
    * @apiviz.exclude
    */
-  public static abstract class Parameterizer<O, D extends Distance<D>> extends AbstractMTreeFactory.Parameterizer<O, D> {
+  public abstract static class Parameterizer<O, D extends Distance<D>> extends AbstractMTreeFactory.Parameterizer<O, D> {
     protected int k_max;
 
     @Override
     protected void makeOptions(Parameterization config) {
       super.makeOptions(config);
-      IntParameter k_maxP = new IntParameter(K_MAX_ID, new GreaterConstraint(0));
+      IntParameter k_maxP = new IntParameter(K_MAX_ID);
+      k_maxP.addConstraint(new GreaterConstraint(0));
 
       if (config.grab(k_maxP)) {
         k_max = k_maxP.getValue();