diff --git a/js/src/builtin/intl/CommonFunctions.h b/js/src/builtin/intl/CommonFunctions.h
index 66312ebc69..de97bd4084 100644
--- a/js/src/builtin/intl/CommonFunctions.h
+++ b/js/src/builtin/intl/CommonFunctions.h
@@ -18,6 +18,8 @@
 #include "js/Vector.h"
 #include "vm/String.h"
 
+#include "jscntxt.h"
+
 namespace JS { class Value; }
 
 class JSObject;
@@ -159,4 +161,4 @@ CallICU(JSContext* cx, const ICUStringFunction& strFn)
 
 } // namespace js
 
-#endif /* builtin_intl_CommonFunctions_h */
\ No newline at end of file
+#endif /* builtin_intl_CommonFunctions_h */