diff --git a/js/src/builtin/ModuleObject.cpp b/js/src/builtin/ModuleObject.cpp
index 8e01ea2ac8..194959cf31 100644
--- a/js/src/builtin/ModuleObject.cpp
+++ b/js/src/builtin/ModuleObject.cpp
@@ -11,6 +11,7 @@
 #include "frontend/SharedContext.h"
 #include "gc/Policy.h"
 #include "gc/Tracer.h"
+#include "vm/SelfHosting.h"
 
 #include "jsobjinlines.h"
 #include "jsscriptinlines.h"