diff --git a/external/ejson b/external/ejson
index daabd821..9644468f 160000
--- a/external/ejson
+++ b/external/ejson
@@ -1 +1 @@
-Subproject commit daabd821aa49ab0d004da201dfad5209aeb0a2bf
+Subproject commit 9644468f6eef81d635adafcf6396a02189a49521
diff --git a/sources/ewol/resources/Resource.h b/sources/ewol/resources/Resource.h
index ea04baba..f16f0e5b 100644
--- a/sources/ewol/resources/Resource.h
+++ b/sources/ewol/resources/Resource.h
@@ -13,13 +13,14 @@
 #include <etk/types.h>
 #include <etk/UString.h>
 #include <ewol/debug.h>
+#include <ewol/renderer/EObject.h>
 
 #define MAX_RESOURCE_LEVEL (5)
 
 namespace ewol {
 	class ResourceManager;
 	// class resources is pure virtual
-	class Resource {
+	class Resource : public ewol::EObject {
 		/*
 		public:
 			void* operator new(size_t elmeentSize);