diff --git a/src/libtomahawk/Album.h b/src/libtomahawk/Album.h
index 0290d72a1..60d6e4e6e 100644
--- a/src/libtomahawk/Album.h
+++ b/src/libtomahawk/Album.h
@@ -28,7 +28,8 @@
     #include <QtGui/QPixmap>
 #endif
 
-#include "boost/thread/future.hpp"
+#include <boost/thread/mutex.hpp>
+#include <boost/thread/future.hpp>
 
 #include "Typedefs.h"
 #include "PlaylistInterface.h"
diff --git a/src/libtomahawk/Artist.h b/src/libtomahawk/Artist.h
index e80854d63..2e41d2770 100644
--- a/src/libtomahawk/Artist.h
+++ b/src/libtomahawk/Artist.h
@@ -31,6 +31,7 @@
 #include "DllMacro.h"
 #include "Query.h"
 
+#include <boost/thread/mutex.hpp>
 #include <boost/thread/future.hpp>
 
 namespace Tomahawk