diff --git a/src/libs/vlayout/vlayoutpaper.cpp b/src/libs/vlayout/vlayoutpaper.cpp
index da473714e..1574ee7b6 100644
--- a/src/libs/vlayout/vlayoutpaper.cpp
+++ b/src/libs/vlayout/vlayoutpaper.cpp
@@ -164,7 +164,7 @@ bool VLayoutPaper::AddToSheet(const VLayoutDetail &detail, bool &stop)
     {
         for (int i=1; i<= detail.EdgesCount(); i++)
         {
-            VPosition *thread = new VPosition(d->globalContour, j, detail, i);
+            VPosition *thread = new VPosition(d->globalContour, j, detail, i, &stop);
             //Info for debug
             #ifdef LAYOUT_DEBUG
                 thread->setPaperIndex(d->paperIndex);
diff --git a/src/libs/vlayout/vposition.cpp b/src/libs/vlayout/vposition.cpp
index 20eca8269..5d2dfda2a 100644
--- a/src/libs/vlayout/vposition.cpp
+++ b/src/libs/vlayout/vposition.cpp
@@ -38,9 +38,9 @@
 #include <QCoreApplication>
 
 //---------------------------------------------------------------------------------------------------------------------
-VPosition::VPosition(const VContour &gContour, int j, const VLayoutDetail &detail, int i)
+VPosition::VPosition(const VContour &gContour, int j, const VLayoutDetail &detail, int i, bool *stop)
     :QRunnable(), bestResult(VBestSquare()), gContour(gContour), detail(detail), i(i), j(j), paperIndex(0), frame(0),
-      detailsCount(0), details(QVector<VLayoutDetail>())
+      detailsCount(0), details(QVector<VLayoutDetail>()), stop(stop)
 {}
 
 //---------------------------------------------------------------------------------------------------------------------
@@ -48,6 +48,11 @@ void VPosition::run()
 {
     QCoreApplication::processEvents();
 
+    if (*stop)
+    {
+        return;
+    }
+
     // We should use copy of the detail.
     VLayoutDetail workDetail = detail;
 
@@ -66,6 +71,11 @@ void VPosition::run()
 
     for (int angle = 0; angle <= 360; angle = angle+180)
     {
+        if (*stop)
+        {
+            return;
+        }
+
         QCoreApplication::processEvents();
 
         // We should use copy of the detail.
diff --git a/src/libs/vlayout/vposition.h b/src/libs/vlayout/vposition.h
index d8b2edbe4..4c18167bb 100644
--- a/src/libs/vlayout/vposition.h
+++ b/src/libs/vlayout/vposition.h
@@ -46,7 +46,7 @@ class QPainterPath;
 class VPosition : public QRunnable
 {
 public:
-    VPosition(const VContour &gContour, int j, const VLayoutDetail &detail, int i);
+    VPosition(const VContour &gContour, int j, const VLayoutDetail &detail, int i, bool *stop);
     virtual ~VPosition(){}
 
     virtual void run();
@@ -78,6 +78,7 @@ private:
     quint32 frame;
     quint32 detailsCount;
     QVector<VLayoutDetail> details;
+    bool *stop;
 
     enum class CrossingType : char
     {