diff --git a/src/libs/vtools/tools/nodeDetails/vtoolpiecepath.h b/src/libs/vtools/tools/nodeDetails/vtoolpiecepath.h
index bcf7f5d28..138256aa5 100644
--- a/src/libs/vtools/tools/nodeDetails/vtoolpiecepath.h
+++ b/src/libs/vtools/tools/nodeDetails/vtoolpiecepath.h
@@ -63,6 +63,8 @@ public:
     virtual void incrementReferens() Q_DECL_OVERRIDE;
     virtual void decrementReferens() Q_DECL_OVERRIDE;
 
+    void RefreshGeometry();
+
     static void AddAttributes(VAbstractPattern *doc, QDomElement &domElement, quint32 id, const VPiecePath &path);
 public slots:
     virtual void FullUpdateFromFile () Q_DECL_OVERRIDE;
@@ -81,8 +83,6 @@ private:
     VToolPiecePath(const VToolPiecePathInitData &initData, QObject *qoParent = nullptr,
                    QGraphicsItem *parent = nullptr);
 
-    void RefreshGeometry();
-
     void IncrementNodes(const VPiecePath &path) const;
     void DecrementNodes(const VPiecePath &path) const;
 };
diff --git a/src/libs/vtools/tools/vtoolseamallowance.cpp b/src/libs/vtools/tools/vtoolseamallowance.cpp
index 3708605a4..aa3ba2f5b 100644
--- a/src/libs/vtools/tools/vtoolseamallowance.cpp
+++ b/src/libs/vtools/tools/vtoolseamallowance.cpp
@@ -578,7 +578,8 @@ void VToolSeamAllowance::GroupVisibility(quint32 object, bool visible)
 //---------------------------------------------------------------------------------------------------------------------
 void VToolSeamAllowance::FullUpdateFromFile()
 {
-    RefreshGeometry();
+    const bool updateChildren = false;// Chilren have their own signals. Avoid double refresh.
+    RefreshGeometry(updateChildren);
 }
 
 //---------------------------------------------------------------------------------------------------------------------
@@ -1309,7 +1310,27 @@ void VToolSeamAllowance::UpdateExcludeState()
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-void VToolSeamAllowance::RefreshGeometry()
+void VToolSeamAllowance::UpdateInternalPaths()
+{
+    const VPiece detail = VAbstractTool::data.GetPiece(m_id);
+    for (int i = 0; i < detail.GetInternalPaths().size(); ++i)
+    {
+        try
+        {
+            if (auto *tool = qobject_cast<VToolPiecePath*>(VAbstractPattern::getTool(detail.GetInternalPaths().at(i))))
+            {
+                tool->RefreshGeometry();
+            }
+        }
+        catch(const VExceptionBadId &)
+        {
+            // ignore
+        }
+    }
+}
+
+//---------------------------------------------------------------------------------------------------------------------
+void VToolSeamAllowance::RefreshGeometry(bool updateChildren)
 {
     this->setFlag(QGraphicsItem::ItemSendsGeometryChanges, false);
 
@@ -1361,6 +1382,10 @@ void VToolSeamAllowance::RefreshGeometry()
     UpdatePatternInfo();
     UpdateGrainline();
     UpdateExcludeState();
+    if (updateChildren)
+    {
+        UpdateInternalPaths();
+    }
 
     this->setFlag(QGraphicsItem::ItemSendsGeometryChanges, true);
 }
diff --git a/src/libs/vtools/tools/vtoolseamallowance.h b/src/libs/vtools/tools/vtoolseamallowance.h
index 47c68015c..37c4bd127 100644
--- a/src/libs/vtools/tools/vtoolseamallowance.h
+++ b/src/libs/vtools/tools/vtoolseamallowance.h
@@ -108,7 +108,7 @@ public:
     void DisconnectOutsideSignals();
     void ConnectOutsideSignals();
     void ReinitInternals(const VPiece &detail, VMainGraphicsScene *scene);
-    void RefreshGeometry();
+    void RefreshGeometry(bool updateChildren = true);
 
     virtual int        type() const Q_DECL_OVERRIDE {return Type;}
     enum { Type = UserType + static_cast<int>(Tool::Piece)};
@@ -187,6 +187,7 @@ private:
     VToolSeamAllowance(const VToolSeamAllowanceInitData &initData, QGraphicsItem * parent = nullptr);
 
     void UpdateExcludeState();
+    void UpdateInternalPaths();
 
     VPieceItem::MoveTypes FindLabelGeometry(const VPatternLabelData &labelData, qreal &rotationAngle, qreal &labelWidth,
                                             qreal &labelHeight, QPointF &pos);