diff --git a/xpcom/threads/HangMonitor.cpp b/xpcom/threads/HangMonitor.cpp
index 28c61080fc7c..cc5303695f9d 100644
--- a/xpcom/threads/HangMonitor.cpp
+++ b/xpcom/threads/HangMonitor.cpp
@@ -14,12 +14,12 @@
 #include "mozilla/Telemetry.h"
 #include "mozilla/ProcessedStack.h"
 #include "mozilla/Atomics.h"
+#include "mozilla/StaticPtr.h"
 #include "nsAutoPtr.h"
 #include "nsReadableUtils.h"
 #include "nsStackWalk.h"
 #include "nsThreadUtils.h"
 #include "nsXULAppAPI.h"
-#include "StaticPtr.h"
 
 #ifdef MOZ_CRASHREPORTER
 #include "nsExceptionHandler.h"