diff --git a/src/imageprovider.cpp b/src/imageprovider.cpp
index 208c601..50c0bc3 100644
--- a/src/imageprovider.cpp
+++ b/src/imageprovider.cpp
@@ -5,7 +5,6 @@
 
 #include <QtCore/QDebug>
 #include <QtCore/QThread>
-#include <QtCore/QReadWriteLock>
 
 using QMatrixClient::BaseJob;
 
diff --git a/src/imageprovider.h b/src/imageprovider.h
index f049fac..7968c1b 100644
--- a/src/imageprovider.h
+++ b/src/imageprovider.h
@@ -3,6 +3,7 @@
 #pragma once
 
 #include <QtQuick/QQuickAsyncImageProvider>
+#include <QtCore/QReadWriteLock>
 #include <QtCore/QAtomicPointer>
 
 namespace QMatrixClient {