diff --git a/layout/build/nsLayoutStatics.cpp b/layout/build/nsLayoutStatics.cpp
index daefad038..75fae5398 100644
--- a/layout/build/nsLayoutStatics.cpp
+++ b/layout/build/nsLayoutStatics.cpp
@@ -273,7 +273,9 @@ nsLayoutStatics::Initialize()
 
   ProcessPriorityManager::Init();
 
+#ifdef MOZ_PERMISSIONS
   nsPermissionManager::ClearOriginDataObserverInit();
+#endif
   nsCookieService::AppClearDataObserverInit();
   nsApplicationCacheService::AppClearDataObserverInit();