diff --git a/dom/plugins/ipc/PluginInstanceParent.cpp b/dom/plugins/ipc/PluginInstanceParent.cpp
index a7d4a6ff5c..523dc5c803 100644
--- a/dom/plugins/ipc/PluginInstanceParent.cpp
+++ b/dom/plugins/ipc/PluginInstanceParent.cpp
@@ -9,6 +9,7 @@
 
 #include "mozilla/BasicEvents.h"
 #include "mozilla/Preferences.h"
+#include "mozilla/D3DMessageUtils.h"
 #include "D3D11SurfaceHolder.h"
 #include "PluginInstanceParent.h"
 #include "BrowserStreamParent.h"