diff --git a/src/Base/Reader.cpp b/src/Base/Reader.cpp
index dd7ad2d7f6..6fa9e3733e 100644
--- a/src/Base/Reader.cpp
+++ b/src/Base/Reader.cpp
@@ -69,7 +69,6 @@ Base::XMLReader::XMLReader(const char* FileName, std::istream& str)
 #ifdef _MSC_VER
     str.imbue(std::locale::empty());
 #else
-    //FIXME: Check whether this is correct
     str.imbue(std::locale::classic());
 #endif
 
diff --git a/src/Base/Writer.cpp b/src/Base/Writer.cpp
index 8741e79368..4a0508fcbe 100644
--- a/src/Base/Writer.cpp
+++ b/src/Base/Writer.cpp
@@ -246,7 +246,6 @@ ZipWriter::ZipWriter(const char* FileName)
 #ifdef _MSC_VER
     ZipStream.imbue(std::locale::empty());
 #else
-    //FIXME: Check whether this is correct
     ZipStream.imbue(std::locale::classic());
 #endif
     ZipStream.precision(std::numeric_limits<double>::digits10 + 1);
@@ -259,7 +258,6 @@ ZipWriter::ZipWriter(std::ostream& os)
 #ifdef _MSC_VER
     ZipStream.imbue(std::locale::empty());
 #else
-    //FIXME: Check whether this is correct
     ZipStream.imbue(std::locale::classic());
 #endif
     ZipStream.precision(std::numeric_limits<double>::digits10 + 1);
diff --git a/src/Gui/Application.cpp b/src/Gui/Application.cpp
index a59f668f3d..a68a75b82b 100644
--- a/src/Gui/Application.cpp
+++ b/src/Gui/Application.cpp
@@ -784,13 +784,8 @@ void Application::slotNewDocument(const App::Document& Doc, bool isMainDoc)
     pDoc->signalResetEdit.connect(boost::bind(&Gui::Application::slotResetEdit, this, bp::_1));
 
     signalNewDocument(*pDoc, isMainDoc);
-    if(isMainDoc)
+    if (isMainDoc)
         pDoc->createView(View3DInventor::getClassTypeId());
-    // FIXME: Do we really need this further? Calling processEvents() mixes up order of execution in an
-    // unpredictable way. At least it seems that with Qt5 we don't need this any more.
-#if QT_VERSION < 0x050000
-    // qApp->processEvents(); // make sure to show the window stuff on the right place
-#endif
 }
 
 void Application::slotDeleteDocument(const App::Document& Doc)