diff --git a/ApplicationCode/ProjectDataModel/Summary/RimSummaryCurve.cpp b/ApplicationCode/ProjectDataModel/Summary/RimSummaryCurve.cpp
index 2206a06eeb..a475b575c0 100644
--- a/ApplicationCode/ProjectDataModel/Summary/RimSummaryCurve.cpp
+++ b/ApplicationCode/ProjectDataModel/Summary/RimSummaryCurve.cpp
@@ -200,6 +200,11 @@ RifEclipseSummaryAddress RimSummaryCurve::summaryAddressY() const
 //--------------------------------------------------------------------------------------------------
 void RimSummaryCurve::setSummaryAddressY(const RifEclipseSummaryAddress& address)
 {
+    if (m_yValuesCurveVariable->address() != address)
+    {
+        m_qwtPlotCurve->clearErrorBars();
+    }
+
     m_yValuesCurveVariable->setAddress(address);
 
     m_yValuesSummaryFilter->updateFromAddress(address);
diff --git a/ApplicationCode/UserInterface/RiuLineSegmentQwtPlotCurve.cpp b/ApplicationCode/UserInterface/RiuLineSegmentQwtPlotCurve.cpp
index 1c142b9986..9ffefa3aee 100644
--- a/ApplicationCode/UserInterface/RiuLineSegmentQwtPlotCurve.cpp
+++ b/ApplicationCode/UserInterface/RiuLineSegmentQwtPlotCurve.cpp
@@ -286,6 +286,14 @@ void RiuLineSegmentQwtPlotCurve::detach()
     m_attachedToPlot = nullptr;
 }
 
+//--------------------------------------------------------------------------------------------------
+/// 
+//--------------------------------------------------------------------------------------------------
+void RiuLineSegmentQwtPlotCurve::clearErrorBars()
+{
+    m_errorBars->setSamples(nullptr);
+}
+
 //--------------------------------------------------------------------------------------------------
 /// 
 //--------------------------------------------------------------------------------------------------
diff --git a/ApplicationCode/UserInterface/RiuLineSegmentQwtPlotCurve.h b/ApplicationCode/UserInterface/RiuLineSegmentQwtPlotCurve.h
index 3cb2c9fa8c..7fe3847316 100644
--- a/ApplicationCode/UserInterface/RiuLineSegmentQwtPlotCurve.h
+++ b/ApplicationCode/UserInterface/RiuLineSegmentQwtPlotCurve.h
@@ -79,6 +79,7 @@ public:
 
     void         attach(QwtPlot *plot);
     void         detach();
+    void         clearErrorBars();
     void         showErrorBars(bool show);
     void         setErrorBarsColor(QColor color);