diff --git a/Dockerfile b/Dockerfile
index ca01d45..952b7f4 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -12,7 +12,7 @@ RUN apk --no-cache add bash util-linux coreutils curl make cmake gcc g++ libstdc
 		       git sed tar wget gzip indent binutils hexdump dos2unix xxd autoconf automake autoconf-archive\ 
                        libtool linux-headers ncurses-dev
 WORKDIR /usr/src/
-RUN git clone git://github.com/gansm/finalcut.git 
+RUN git clone https://github.com/dahut87/finalcut.git
 WORKDIR /usr/src/finalcut
 RUN autoreconf --install --force && ./configure --prefix=/usr && make && make install
 
diff --git a/ia86.cpp b/ia86.cpp
index 775dc91..ab7a562 100644
--- a/ia86.cpp
+++ b/ia86.cpp
@@ -131,25 +131,6 @@ void ScenarioWindow::adjustSize()
 }
 
 
-//----------------------------------------------------------------------
-// Classe FListViewEx
-//----------------------------------------------------------------------
-namespace finalcut
-{
-FListViewEx::FListViewEx (FWidget* parent)
-  : FListView{parent}
-{
-}
-
-FListViewEx::~FListViewEx()
-{
-}
-
-void FListViewEx::setindex(int index)
-{
-}
-}
-
 //----------------------------------------------------------------------
 // Classe InstructionWindow
 //----------------------------------------------------------------------
diff --git a/ia86.h b/ia86.h
index 2c43e75..c1ab91e 100644
--- a/ia86.h
+++ b/ia86.h
@@ -167,27 +167,6 @@ class ScenarioWindow final : public finalcut::FDialog
     finalcut::FListView listview{this};
 };
 
-
-namespace finalcut
-{
-class FListViewEx final : public finalcut::FListView
-{
-  public:
-    // Using-declaration
-    using FWidget::setGeometry;
-    using FListViewItems = std::list<FListViewItem*>;
-    // Constructor
-    explicit FListViewEx (FWidget* = nullptr);
-    // Disable copy constructor
-    FListViewEx (const FListViewEx&) = delete;
-    // Destructor
-    ~FListViewEx() override;
-    // Disable copy assignment operator (=)
-    FListViewEx& operator = (const FListViewEx&) = delete;
-    void setindex(int index);
-};
-}
-
 class InstructionWindow final : public finalcut::FDialog
 {
   public:
@@ -210,7 +189,7 @@ class InstructionWindow final : public finalcut::FDialog
     void initLayout() override;
     void adjustSize() override;
     // Data members
-    finalcut::FListViewEx listview{this};
+    finalcut::FListView listview{this};
 };
 
 class TextEditWindow final : public finalcut::FDialog