diff --git a/ApplicationCode/Commands/SummaryPlotCommands/RicSummaryCurveCreator.cpp b/ApplicationCode/Commands/SummaryPlotCommands/RicSummaryCurveCreator.cpp
index 294b820987..03f6e8068c 100644
--- a/ApplicationCode/Commands/SummaryPlotCommands/RicSummaryCurveCreator.cpp
+++ b/ApplicationCode/Commands/SummaryPlotCommands/RicSummaryCurveCreator.cpp
@@ -32,6 +32,7 @@
 #include "RimSummaryCase.h"
 #include "RimSummaryPlot.h"
 #include "RimSummaryPlotCollection.h"
+#include "RimSummaryCurveCollection.h"
 
 #include "RiuMainPlotWindow.h"
 
@@ -247,7 +248,7 @@ void RicSummaryCurveCreator::updateFromSummaryPlot(RimSummaryPlot* targetPlot)
         loadDataAndUpdatePlot();
     }
 
-    updateConnectedEditors();
+    caf::PdmUiItem::updateConnectedEditors();
 }
 
 //--------------------------------------------------------------------------------------------------
@@ -912,8 +913,8 @@ void RicSummaryCurveCreator::updatePreviewCurvesFromCurveDefinitions(const std::
     }
 
     m_previewPlot->loadDataAndUpdate();
-    m_previewPlot->updateConnectedEditors();
     m_previewPlot->zoomAll();
+    updateEditorsConnectedToPreviewPlot();
 }
 
 //--------------------------------------------------------------------------------------------------
@@ -1046,7 +1047,7 @@ void RicSummaryCurveCreator::populateCurveCreator(const RimSummaryPlot& sourceSu
         if (sourceCurveDefs.count(curveDef) == 0)
             curve->setCurveVisiblity(false);
     }
-    m_previewPlot->updateConnectedEditors();
+    updateEditorsConnectedToPreviewPlot();
 }
 
 //--------------------------------------------------------------------------------------------------
@@ -1156,3 +1157,9 @@ void RicSummaryCurveCreator::resetAllFields()
         }
     }
 }
+
+void RicSummaryCurveCreator::updateEditorsConnectedToPreviewPlot()
+{
+    m_previewPlot->updateConnectedEditors();
+    m_previewPlot->summaryCurveCollection()->updateConnectedEditors();
+}
diff --git a/ApplicationCode/Commands/SummaryPlotCommands/RicSummaryCurveCreator.h b/ApplicationCode/Commands/SummaryPlotCommands/RicSummaryCurveCreator.h
index 91cc68a034..e4d2991817 100644
--- a/ApplicationCode/Commands/SummaryPlotCommands/RicSummaryCurveCreator.h
+++ b/ApplicationCode/Commands/SummaryPlotCommands/RicSummaryCurveCreator.h
@@ -114,6 +114,7 @@ private:
     static void                             copyCurveAndAddToPlot(const RimSummaryCurve *curve, RimSummaryPlot *plot, bool forceVisible = false);
 
     void                                    resetAllFields();
+    void                                    updateEditorsConnectedToPreviewPlot();
 
 private:
     caf::PdmPtrArrayField<RimSummaryCase*>                                                              m_selectedCases;
diff --git a/ApplicationCode/Commands/SummaryPlotCommands/RicSummaryCurveCreatorSplitterUi.cpp b/ApplicationCode/Commands/SummaryPlotCommands/RicSummaryCurveCreatorSplitterUi.cpp
index 98bfceada4..9b3da49a48 100644
--- a/ApplicationCode/Commands/SummaryPlotCommands/RicSummaryCurveCreatorSplitterUi.cpp
+++ b/ApplicationCode/Commands/SummaryPlotCommands/RicSummaryCurveCreatorSplitterUi.cpp
@@ -32,7 +32,8 @@
 #include <QSplitter>
 #include <QFrame>
 #include <QTreeView>
-
+#include "RimSummaryPlot.h"
+#include "RimSummaryCurveCollection.h"
 
 //--------------------------------------------------------------------------------------------------
 /// 
@@ -187,7 +188,8 @@ QWidget* RicSummaryCurveCreatorSplitterUi::getOrCreateCurveTreeWidget()
         RicSummaryCurveCreator* sumCurveCreator = dynamic_cast<RicSummaryCurveCreator*>(this->pdmItem());
         if (sumCurveCreator)
         {
-            curveTreeView->setPdmItem(sumCurveCreator->previewPlot());
+            RimSummaryCurveCollection* sumColl = sumCurveCreator->previewPlot()->summaryCurveCollection();
+            curveTreeView->setPdmItem(sumColl);
         }
 
         curveTreeView->treeView()->setHeaderHidden(true);
diff --git a/ApplicationCode/ProjectDataModel/Summary/RimSummaryPlot.cpp b/ApplicationCode/ProjectDataModel/Summary/RimSummaryPlot.cpp
index c5955d1f18..8dda8a8520 100644
--- a/ApplicationCode/ProjectDataModel/Summary/RimSummaryPlot.cpp
+++ b/ApplicationCode/ProjectDataModel/Summary/RimSummaryPlot.cpp
@@ -464,6 +464,14 @@ void RimSummaryPlot::deleteAllSummaryCurves()
     m_summaryCurveCollection->deleteAllCurves();
 }
 
+//--------------------------------------------------------------------------------------------------
+/// 
+//--------------------------------------------------------------------------------------------------
+RimSummaryCurveCollection* RimSummaryPlot::summaryCurveCollection() const
+{
+    return m_summaryCurveCollection(); 
+}
+
 //--------------------------------------------------------------------------------------------------
 /// 
 //--------------------------------------------------------------------------------------------------
diff --git a/ApplicationCode/ProjectDataModel/Summary/RimSummaryPlot.h b/ApplicationCode/ProjectDataModel/Summary/RimSummaryPlot.h
index 73e262bc1b..dee31bc009 100644
--- a/ApplicationCode/ProjectDataModel/Summary/RimSummaryPlot.h
+++ b/ApplicationCode/ProjectDataModel/Summary/RimSummaryPlot.h
@@ -101,7 +101,7 @@ public:
 
     std::vector<RimSummaryCurve*>                   summaryCurves() const;
     void                                            deleteAllSummaryCurves();
-
+    RimSummaryCurveCollection*                      summaryCurveCollection() const;
     // RimViewWindow overrides
 public:
     virtual QWidget*                                createViewWidget(QWidget* mainWindowParent) override;