diff --git a/src/libtomahawk/widgets/CheckDirTree.cpp b/src/libtomahawk/widgets/CheckDirTree.cpp
index 34563d031..e05105c2d 100644
--- a/src/libtomahawk/widgets/CheckDirTree.cpp
+++ b/src/libtomahawk/widgets/CheckDirTree.cpp
@@ -25,6 +25,9 @@
 
 #include <QCoreApplication>
 #include <QProcess>
+#ifdef Q_OS_MAC
+    #include <QTimer>
+#endif
 
 static QString s_macVolumePath = "/Volumes";