diff --git a/packages/CLPBN/horus/ParfactorList.cpp b/packages/CLPBN/horus/ParfactorList.cpp
index 81d8a7631..4c8240c33 100644
--- a/packages/CLPBN/horus/ParfactorList.cpp
+++ b/packages/CLPBN/horus/ParfactorList.cpp
@@ -118,28 +118,21 @@ ParfactorList::isAllShattered (void) const
 
 
 
-namespace {
-
-struct sortByParams {
-  bool operator() (const Parfactor* pf1, const Parfactor* pf2)
-  {
-    if (pf1->params().size() < pf2->params().size()) {
-      return true;
-    } else if (pf1->params().size() == pf2->params().size() &&
-               pf1->params()        <  pf2->params()) {
-      return true;
-    }
-    return false;
-  }
-};
-
-}
-
-
-
 void
 ParfactorList::print (void) const
 {
+  struct sortByParams {
+    bool operator() (const Parfactor* pf1, const Parfactor* pf2)
+    {
+      if (pf1->params().size() < pf2->params().size()) {
+        return true;
+      } else if (pf1->params().size() == pf2->params().size() &&
+                 pf1->params()        <  pf2->params()) {
+        return true;
+      }
+      return false;
+    }
+  };
   Parfactors pfVec (pfList_.begin(), pfList_.end());
   std::sort (pfVec.begin(), pfVec.end(), sortByParams());
   for (size_t i = 0; i < pfVec.size(); i++) {