diff --git a/src/prtget.cpp b/src/prtget.cpp
index f40ca8a..01af812 100644
--- a/src/prtget.cpp
+++ b/src/prtget.cpp
@@ -277,12 +277,13 @@ void PrtGet::listShadowed()
     string output;
     Package* p1;
     Package* p2;
-    map<string, pair<Package*, Package*> >::const_iterator it =
+
+    list<pair<Package*, Package*> >::const_iterator it =
         m_repo->shadowedPackages().begin();
     for ( ; it != m_repo->shadowedPackages().end(); ++it ) {
         output = format;
-        p1 = it->second.second;
-        p2 = it->second.first;
+        p1 = it->second;
+        p2 = it->first;
 
         StringHelper::replaceAll(output, "%n",  p1->name());
         StringHelper::replaceAll(output, "%p1", p1->path() + "/" + p1->name());
diff --git a/src/repository.cpp b/src/repository.cpp
index e4e9eb5..0616096 100644
--- a/src/repository.cpp
+++ b/src/repository.cpp
@@ -69,7 +69,7 @@ const map<string, Package*>& Repository::packages() const
   \a second is the port which preceeds over \a first
   \return a map of duplicate packages in the repository
 */
-const map<string, pair<Package*, Package*> >& Repository::shadowedPackages() const
+const list< pair<Package*, Package*> >& Repository::shadowedPackages() const
 {
     return m_shadowedPackages;
 }
@@ -140,6 +140,11 @@ void Repository::searchMatchingPackages( const string& pattern,
     }
 }
 
+int compareShadowPair(pair<Package*, Package*>& p1, pair<Package*, Package*>& p2)
+{
+    return p1.second->name() < p2.second->name();
+}
+
 
 /*!
   init repository by reading the directories passed. Doesn't search
@@ -226,7 +231,7 @@ void Repository::initFromFS( const list< pair<string, string> >& rootList,
                         // no such package found, add
                         m_packageMap[name] = p;
                     } else if ( listDuplicate ) {
-                        m_shadowedPackages[name] = make_pair( p, hidden->second );
+                        m_shadowedPackages.push_back(make_pair( p, hidden->second ));
                     } else {
                         delete p;
                     }
@@ -235,7 +240,8 @@ void Repository::initFromFS( const list< pair<string, string> >& rootList,
         }
         closedir( d );
     }
-    
+
+    m_shadowedPackages.sort(compareShadowPair);
     parseDependencyList();
 }
 
diff --git a/src/repository.h b/src/repository.h
index 335cc82..df6ca4c 100644
--- a/src/repository.h
+++ b/src/repository.h
@@ -34,7 +34,7 @@ public:
 
     const Package* getPackage( const string& name ) const;
     const map<string, Package*>& packages() const;
-    const map<string, pair<Package*, Package*> >& shadowedPackages() const;
+    const list<pair<Package*, Package*> >& shadowedPackages() const;
 
     void searchMatchingPackages( const string& pattern,
                                  list<Package*>& target,
@@ -74,7 +74,7 @@ private:
     
     void parseDependencyList();
 
-    map<string, pair<Package*, Package*> > m_shadowedPackages;
+    list<pair<Package*, Package*> > m_shadowedPackages;
     map<string, Package*> m_packageMap;
 };