diff --git src/plugins/projectexplorer/projectnodes.cpp src/plugins/projectexplorer/projectnodes.cpp
index 89e48fe..d37ba05 100644
--- src/plugins/projectexplorer/projectnodes.cpp
+++ src/plugins/projectexplorer/projectnodes.cpp
@@ -739,7 +739,7 @@ void SessionNode::watcherDestroyed(QObject *watcher)
   by calling ProjectNode::unregisterWatcher and
   SessionNode::unregisterWatcher().
 
-  The NodesWatcher is similar to the Observer in the  
+  The NodesWatcher is similar to the Observer in the
   well-known Observer pattern (Booch et al).
 
   \sa ProjectExplorer::Node
@@ -763,7 +763,7 @@ FileType typeForFileName(const Core::MimeDatabase *db, const QFileInfo &file)
         return SourceType;
     if (typeName == QLatin1String(Constants::CPP_HEADER_MIMETYPE)
         || typeName == QLatin1String(Constants::C_HEADER_MIMETYPE))
-        return HeaderType;
+        return SourceType;
     if (typeName == QLatin1String(Constants::RESOURCE_MIMETYPE))
         return ResourceType;
     if (typeName == QLatin1String(Constants::FORM_MIMETYPE))
diff --git src/plugins/qt4projectmanager/qt4nodes.cpp src/plugins/qt4projectmanager/qt4nodes.cpp
index 313ac58..4948ce5 100644
--- src/plugins/qt4projectmanager/qt4nodes.cpp
+++ src/plugins/qt4projectmanager/qt4nodes.cpp
@@ -1222,10 +1222,10 @@ QStringList Qt4PriFileNode::varNames(ProjectExplorer::FileType type)
     QStringList vars;
     switch (type) {
     case ProjectExplorer::HeaderType:
-        vars << QLatin1String("HEADERS");
-        vars << QLatin1String("OBJECTIVE_HEADERS");
         break;
     case ProjectExplorer::SourceType:
+        vars << QLatin1String("HEADERS");
+        vars << QLatin1String("OBJECTIVE_HEADERS");
         vars << QLatin1String("SOURCES");
         vars << QLatin1String("OBJECTIVE_SOURCES");
         vars << QLatin1String("LEXSOURCES");
@@ -2060,7 +2060,7 @@ QStringList Qt4ProFileNode::updateUiFiles()
             toRemove << *existingNodeIter;
             ++existingNodeIter;
         } else if ((*existingNodeIter)->path() > *newPathIter) {
-            toAdd << new ProjectExplorer::FileNode(*newPathIter, ProjectExplorer::HeaderType, true);
+            toAdd << new ProjectExplorer::FileNode(*newPathIter, ProjectExplorer::SourceType, true);
             ++newPathIter;
         } else { // *existingNodeIter->path() == *newPathIter
             QString fileName = (*existingNodeIter)->path();
@@ -2079,7 +2079,7 @@ QStringList Qt4ProFileNode::updateUiFiles()
         ++existingNodeIter;
     }
     while (newPathIter != newFilePaths.constEnd()) {
-        toAdd << new ProjectExplorer::FileNode(*newPathIter, ProjectExplorer::HeaderType, true);
+        toAdd << new ProjectExplorer::FileNode(*newPathIter, ProjectExplorer::SourceType, true);
         ++newPathIter;
     }