diff --git a/packages/CLPBN/horus/Parfactor.cpp b/packages/CLPBN/horus/Parfactor.cpp
index cac3b4f3d..d6874123a 100644
--- a/packages/CLPBN/horus/Parfactor.cpp
+++ b/packages/CLPBN/horus/Parfactor.cpp
@@ -123,15 +123,6 @@ Parfactor::exclusiveLogVars (size_t fIdx) const
 
 
 
-void
-Parfactor::setConstraintTree (ConstraintTree* newTree)
-{
-  delete constr_;
-  constr_ = newTree;
-}
-
-
-
 void
 Parfactor::sumOut (size_t fIdx)
 {
diff --git a/packages/CLPBN/horus/Parfactor.h b/packages/CLPBN/horus/Parfactor.h
index 401acc25e..563285257 100644
--- a/packages/CLPBN/horus/Parfactor.h
+++ b/packages/CLPBN/horus/Parfactor.h
@@ -43,9 +43,7 @@ class Parfactor : public TFactor<ProbFormula>
     LogVarSet elimLogVars (void) const;
   
     LogVarSet exclusiveLogVars (size_t fIdx) const;
-     
-    void setConstraintTree (ConstraintTree*);
-
+    
     void sumOut (size_t fIdx);
 
     void multiply (Parfactor&);