diff --git a/Engine/source/renderInstance/renderPassManager.cpp b/Engine/source/renderInstance/renderPassManager.cpp
index f620a627b..3ed2671dc 100644
--- a/Engine/source/renderInstance/renderPassManager.cpp
+++ b/Engine/source/renderInstance/renderPassManager.cpp
@@ -124,6 +124,7 @@ RenderPassManager::RenderBinEventSignal& RenderPassManager::getRenderBinSignal()
 
 void RenderPassManager::initPersistFields()
 {
+   Parent::initPersistFields();
 }
 
 RenderPassManager::RenderPassManager()