diff --git a/lib/TerminalDisplay.cpp b/lib/TerminalDisplay.cpp
index 75ca462..07c3d33 100644
--- a/lib/TerminalDisplay.cpp
+++ b/lib/TerminalDisplay.cpp
@@ -194,10 +194,12 @@ void TerminalDisplay::setColorTable(const ColorEntry table[])
    QCodec.
 */
 
-static inline bool isLineChar(wchar_t c) { return ((c & 0xFF80) == 0x2500);}
-static inline bool isLineCharString(const std::wstring& string)
-{
-        return (string.length() > 0) && (isLineChar(string[0]));
+bool TerminalDisplay::isLineChar(wchar_t c) const {
+    return _drawLineChars && ((c & 0xFF80) == 0x2500);
+}
+
+bool TerminalDisplay::isLineCharString(const std::wstring& string) const {
+    return (string.length() > 0) && (isLineChar(string[0]));
 }
 
 
@@ -361,6 +363,7 @@ TerminalDisplay::TerminalDisplay(QWidget *parent)
 ,mMotionAfterPasting(NoMoveScreenWindow)
 ,_leftBaseMargin(1)
 ,_topBaseMargin(1)
+,_drawLineChars(true)
 {
   // variables for draw text
   _drawTextAdditionHeight = 0;
diff --git a/lib/TerminalDisplay.h b/lib/TerminalDisplay.h
index 5105382..83cd3e7 100644
--- a/lib/TerminalDisplay.h
+++ b/lib/TerminalDisplay.h
@@ -351,6 +351,12 @@ public:
      */
     static bool antialias()                 { return _antialiasText;   }
 
+    /**
+     * Specify whether line chars should be drawn by ourselves or left to
+     * underlying font rendering libraries.
+     */
+    void setDrawLineChars(bool drawLineChars) { _drawLineChars = drawLineChars; }
+
     /**
      * Specifies whether characters with intense colors should be rendered
      * as bold. Defaults to true.
@@ -697,6 +703,9 @@ private:
 
     bool handleShortcutOverrideEvent(QKeyEvent* event);
 
+    bool isLineChar(wchar_t c) const;
+    bool isLineCharString(const std::wstring& string) const;
+
     // the window onto the terminal screen which this display
     // is currently showing.
     QPointer<ScreenWindow> _screenWindow;
@@ -827,6 +836,8 @@ private:
     int _leftBaseMargin;
     int _topBaseMargin;
 
+    bool _drawLineChars;
+
 public:
     static void setTransparencyEnabled(bool enable)
     {
diff --git a/lib/qtermwidget.cpp b/lib/qtermwidget.cpp
index ccabfd1..750a608 100644
--- a/lib/qtermwidget.cpp
+++ b/lib/qtermwidget.cpp
@@ -759,3 +759,8 @@ void QTermWidget::saveHistory(QIODevice *device)
     decoder.begin(&stream);
     m_impl->m_session->emulation()->writeToStream(&decoder, 0, m_impl->m_session->emulation()->lineCount());
 }
+
+void QTermWidget::setDrawLineChars(bool drawLineChars)
+{
+    m_impl->m_terminalDisplay->setDrawLineChars(drawLineChars);
+}
diff --git a/lib/qtermwidget.h b/lib/qtermwidget.h
index 1a8d3a3..e4cb42e 100644
--- a/lib/qtermwidget.h
+++ b/lib/qtermwidget.h
@@ -227,6 +227,8 @@ public:
 
     /** Get the empty space outside the terminal */
     int getMargin() const;
+
+    void setDrawLineChars(bool drawLineChars);
 signals:
     void finished();
     void copyAvailable(bool);