diff --git a/etesian/src/EtesianEngine.cpp b/etesian/src/EtesianEngine.cpp
index 0947ce28..9845bcb3 100644
--- a/etesian/src/EtesianEngine.cpp
+++ b/etesian/src/EtesianEngine.cpp
@@ -1080,6 +1080,18 @@ namespace Etesian {
   }
 
   void EtesianEngine::_coloquinteCallback(coloquinte::PlacementStep step) {
+
+    // Graphical update
+    GraphicUpdate conf = getUpdateConf();
+    bool updatePlacement = conf == GraphicUpdate::UpdateAll;
+    if  (conf == GraphicUpdate::LowerBound &&
+         step == coloquinte::PlacementStep::LowerBound) {
+      updatePlacement = true;
+    }
+    _coloquinteCallbackCore(step, updatePlacement);
+  }
+
+  void EtesianEngine::_coloquinteCallbackCore(coloquinte::PlacementStep step, bool updatePlacement) {
     auto placement = _circuit->solution();
     if (step == coloquinte::PlacementStep::LowerBound) {
       *_placementLB = placement;
@@ -1088,13 +1100,7 @@ namespace Etesian {
       *_placementUB = placement;
     }
 
-    // Graphical update
-    GraphicUpdate conf = getUpdateConf();
-    if (conf == GraphicUpdate::UpdateAll) {
-      _updatePlacement(&placement);
-    }
-    else if (conf == GraphicUpdate::LowerBound &&
-             step == coloquinte::PlacementStep::LowerBound) {
+    if (updatePlacement) {
       _updatePlacement(&placement);
     }
   }
diff --git a/etesian/src/PyEtesian.cpp b/etesian/src/PyEtesian.cpp
index 7edb0c9e..d631b501 100644
--- a/etesian/src/PyEtesian.cpp
+++ b/etesian/src/PyEtesian.cpp
@@ -63,7 +63,7 @@ extern "C" {
   static PyModuleDef  PyEtesian_ModuleDef =
     { PyModuleDef_HEAD_INIT
     , "Etesian"           /* m_name     */
-    , "Standard cell analytical placer (based on SimPL)."
+    , "Standard cell analytical placer."
                           /* m_doc      */
     , -1                  /* m_size     */
     , PyEtesian_Methods   /* m_methods  */
diff --git a/etesian/src/etesian/EtesianEngine.h b/etesian/src/etesian/EtesianEngine.h
index 03af530a..eb614253 100644
--- a/etesian/src/etesian/EtesianEngine.h
+++ b/etesian/src/etesian/EtesianEngine.h
@@ -185,11 +185,15 @@ namespace Etesian {
     private:                                  
                              EtesianEngine    ( const EtesianEngine& );
               EtesianEngine& operator=        ( const EtesianEngine& );
+
+    protected:
+      virtual void           _coloquinteCallback(coloquinte::PlacementStep step);
+      void                   _coloquinteCallbackCore(coloquinte::PlacementStep step, bool updatePlacement);
+
     private:
       inline  uint32_t       _getNewDiodeId   ();
               Instance*      _createDiode     ( Cell* );
               void           _updatePlacement ( const coloquinte::PlacementSolution* );
-              void           _coloquinteCallback(coloquinte::PlacementStep step);
               void           _checkNotAFeed   ( Occurrence occurrence ) const;
   };