diff --git a/src/plugins/qt4projectmanager/qt4nodes.cpp b/src/plugins/qt4projectmanager/qt4nodes.cpp
index ef8e7f7009e..18f132dc738 100644
--- a/src/plugins/qt4projectmanager/qt4nodes.cpp
+++ b/src/plugins/qt4projectmanager/qt4nodes.cpp
@@ -731,15 +731,11 @@ void Qt4PriFileNode::watchFolders(const QSet<QString> &folders)
     m_watchedFolders = folders;
 }
 
-void Qt4PriFileNode::folderChanged(const QString &folder)
+void Qt4PriFileNode::folderChanged(const QString &changedFolder)
 {
     //qDebug()<<"########## Qt4PriFileNode::folderChanged";
     // So, we need to figure out which files changed.
 
-    QString changedFolder = folder;
-    if (!changedFolder.endsWith(QLatin1Char('/')))
-        changedFolder.append(QLatin1Char('/'));
-
     // Collect all the files
     QSet<Utils::FileName> newFiles;
     newFiles += recursiveEnumerate(changedFolder);