diff --git a/src/plugins/projectexplorer/projectnodes.cpp b/src/plugins/projectexplorer/projectnodes.cpp
index 80a89d9b344..4dd0c18b7cb 100644
--- a/src/plugins/projectexplorer/projectnodes.cpp
+++ b/src/plugins/projectexplorer/projectnodes.cpp
@@ -365,7 +365,7 @@ void FolderNode::addFileNodes(const QList<FileNode *> &files)
     if (files.isEmpty())
         return;
 
-    emit ProjectTree::instance()->emitFilesAboutToBeAdded(this, files);
+    ProjectTree::instance()->emitFilesAboutToBeAdded(this, files);
 
     foreach (FileNode *file, files) {
         QTC_ASSERT(!file->parentFolderNode(),