diff --git a/src/gtk/vba.glade b/src/gtk/vba.glade
index 55179cf7..41e91175 100644
--- a/src/gtk/vba.glade
+++ b/src/gtk/vba.glade
@@ -917,38 +917,6 @@
                                 <property name="use_underline">True</property>
                               </widget>
                             </child>
-                            <child>
-                              <widget class="GtkSeparatorMenuItem" id="separator30">
-                                <property name="visible">True</property>
-                              </widget>
-                            </child>
-                            <child>
-                              <widget class="GtkMenuItem" id="ScreenshotFormatMenu">
-                                <property name="visible">True</property>
-                                <property name="label" translatable="yes">Screenshot format</property>
-                                <property name="use_underline">True</property>
-                                <child>
-                                  <widget class="GtkMenu" id="ScreenshotFormatMenu_menu">
-                                    <child>
-                                      <widget class="GtkRadioMenuItem" id="ScreenshotFormatPNG">
-                                        <property name="visible">True</property>
-                                        <property name="label" translatable="yes">_PNG</property>
-                                        <property name="use_underline">True</property>
-                                        <property name="active">True</property>
-                                      </widget>
-                                    </child>
-                                    <child>
-                                      <widget class="GtkRadioMenuItem" id="ScreenshotFormatBMP">
-                                        <property name="visible">True</property>
-                                        <property name="label" translatable="yes">_BMP</property>
-                                        <property name="use_underline">True</property>
-                                        <property name="group">ScreenshotFormatPNG</property>
-                                      </widget>
-                                    </child>
-                                  </widget>
-                                </child>
-                              </widget>
-                            </child>
                           </widget>
                         </child>
                       </widget>
diff --git a/src/gtk/window.cpp b/src/gtk/window.cpp
index 075ae865..cc54ec89 100644
--- a/src/gtk/window.cpp
+++ b/src/gtk/window.cpp
@@ -504,32 +504,6 @@ Window::Window(GtkWindow * _pstWindow, const Glib::RefPtr<Xml> & _poXml) :
                                       poCMI, astFlashSize[i].m_iFlashSize));
   }
 
-  // Screenshot format menu
-  //
-  struct
-  {
-    const char * m_csName;
-    const char * m_csScreenshotFormat;
-  }
-  astScreenshotFormat[] =
-  {
-    { "ScreenshotFormatPNG", "png" },
-    { "ScreenshotFormatBMP", "bmp" }
-  };
-  std::string sDefaultScreenshotFormat = m_poCoreConfig->sGetKey("screenshot_format");
-  for (guint i = 0; i < G_N_ELEMENTS(astScreenshotFormat); i++)
-  {
-    poCMI = dynamic_cast<Gtk::CheckMenuItem *>(_poXml->get_widget(astScreenshotFormat[i].m_csName));
-    if (astScreenshotFormat[i].m_csScreenshotFormat == sDefaultScreenshotFormat)
-    {
-      poCMI->set_active();
-      vOnScreenshotFormatToggled(poCMI, sDefaultScreenshotFormat);
-    }
-    poCMI->signal_toggled().connect(sigc::bind(
-                                      sigc::mem_fun(*this, &Window::vOnScreenshotFormatToggled),
-                                      poCMI, std::string(astScreenshotFormat[i].m_csScreenshotFormat)));
-  }
-
   // Sound menu
   //
   std::string sDefaultSoundStatus = m_poSoundConfig->sGetKey("status");
@@ -1034,7 +1008,6 @@ void Window::vInitConfig()
   m_poCoreConfig->vSetKey("gb_border",         true         );
   m_poCoreConfig->vSetKey("gb_printer",        false        );
   m_poCoreConfig->vSetKey("emulator_type",     EmulatorAuto );
-  m_poCoreConfig->vSetKey("screenshot_format", "png"        );
 
   // Display section
   //
@@ -1186,12 +1159,6 @@ void Window::vCheckConfig()
     m_poCoreConfig->vSetKey("emulator_type", iAdjusted);
   }
 
-  sValue = m_poCoreConfig->sGetKey("screenshot_format");
-  if (sValue != "png" && sValue != "bmp")
-  {
-    sValue = "png";
-  }
-
   // Display section
   //
   iValue = m_poDisplayConfig->oGetKey<int>("scale");
@@ -1702,20 +1669,13 @@ void Window::vCaptureScreen(int _iNum)
   {
     sBaseName = sCaptureDir + "/" + sCutSuffix(Glib::path_get_basename(m_sRomFile));
   }
-  std::string sFormat = m_poCoreConfig->sGetKey("screenshot_format");
 
-  char * csFile = g_strdup_printf("%s_%02d.%s",
+  char * csFile = g_strdup_printf("%s_%02d.png",
                                   sBaseName.c_str(),
-                                  _iNum,
-                                  sFormat.c_str());
-  if (sFormat == "png")
-  {
-    m_stEmulator.emuWritePNG(csFile);
-  }
-  else
-  {
-    m_stEmulator.emuWriteBMP(csFile);
-  }
+                                  _iNum);
+
+  m_stEmulator.emuWritePNG(csFile);
+
   g_free(csFile);
 }
 
diff --git a/src/gtk/window.h b/src/gtk/window.h
index 667d560e..22088d04 100644
--- a/src/gtk/window.h
+++ b/src/gtk/window.h
@@ -172,7 +172,6 @@ protected:
   virtual void vOnShowSpeedToggled(Gtk::CheckMenuItem * _poCMI, int _iShowSpeed);
   virtual void vOnSaveTypeToggled(Gtk::CheckMenuItem * _poCMI, int _iSaveType);
   virtual void vOnFlashSizeToggled(Gtk::CheckMenuItem * _poCMI, int _iFlashSize);
-  virtual void vOnScreenshotFormatToggled(Gtk::CheckMenuItem * _poCMI, std::string _sFormat);
   virtual void vOnSoundStatusToggled(Gtk::CheckMenuItem * _poCMI, int _iSoundStatus);
   virtual void vOnSoundEchoToggled(Gtk::CheckMenuItem * _poCMI);
   virtual void vOnSoundLowPassToggled(Gtk::CheckMenuItem * _poCMI);
diff --git a/src/gtk/windowcallbacks.cpp b/src/gtk/windowcallbacks.cpp
index 995e1f49..e88d1320 100644
--- a/src/gtk/windowcallbacks.cpp
+++ b/src/gtk/windowcallbacks.cpp
@@ -426,31 +426,12 @@ void Window::vOnFileScreenCapture()
   oPngFilter.set_name(_("PNG image"));
   oPngFilter.add_pattern("*.[pP][nN][gG]");
 
-  Gtk::FileFilter oBmpFilter;
-  oBmpFilter.set_name(_("BMP image"));
-  oBmpFilter.add_pattern("*.[bB][mM][pP]");
-
   oDialog.add_filter(oPngFilter);
-  oDialog.add_filter(oBmpFilter);
-
-  if (m_poCoreConfig->sGetKey("screenshot_format") == "bmp")
-  {
-    oDialog.set_filter(oBmpFilter);
-  }
 
   while (oDialog.run() == Gtk::RESPONSE_OK)
   {
     Glib::ustring sFile = oDialog.get_filename();
-    Glib::ustring sExt;
-
-    if (oDialog.get_filter() == &oPngFilter)
-    {
-      sExt = ".png";
-    }
-    else
-    {
-      sExt = ".bmp";
-    }
+    Glib::ustring sExt = ".png";
 
     if (! bHasSuffix(sFile, sExt, false))
     {
@@ -470,17 +451,7 @@ void Window::vOnFileScreenCapture()
       }
     }
 
-    bool bResult;
-    if (sExt == ".png")
-    {
-      bResult = m_stEmulator.emuWritePNG(sFile.c_str());
-    }
-    else
-    {
-      bResult = m_stEmulator.emuWriteBMP(sFile.c_str());
-    }
-
-    if (bResult)
+    if (m_stEmulator.emuWritePNG(sFile.c_str()))
     {
       break;
     }
@@ -827,16 +798,6 @@ void Window::vOnFlashSizeToggled(Gtk::CheckMenuItem * _poCMI, int _iFlashSize)
   m_poCoreConfig->vSetKey("flash_size", _iFlashSize);
 }
 
-void Window::vOnScreenshotFormatToggled(Gtk::CheckMenuItem * _poCMI, std::string _sFormat)
-{
-  if (! _poCMI->get_active())
-  {
-    return;
-  }
-
-  m_poCoreConfig->vSetKey("screenshot_format", _sFormat);
-}
-
 void Window::vOnSoundStatusToggled(Gtk::CheckMenuItem * _poCMI, int _iSoundStatus)
 {
   if (! _poCMI->get_active())