diff --git a/modules/visual_script/visual_script.cpp b/modules/visual_script/visual_script.cpp
index 8f311d11f42..85fc867901f 100644
--- a/modules/visual_script/visual_script.cpp
+++ b/modules/visual_script/visual_script.cpp
@@ -46,15 +46,7 @@ bool VisualScriptNode::is_breakpoint() const {
 	return breakpoint;
 }
 
-void VisualScriptNode::_notification(int p_what) {
-
-	if (p_what == NOTIFICATION_POSTINITIALIZE) {
-		validate_input_default_values();
-	}
-}
-
 void VisualScriptNode::ports_changed_notify() {
-	validate_input_default_values();
 	emit_signal("ports_changed");
 }
 
@@ -273,11 +265,7 @@ void VisualScript::_node_ports_changed(int p_id) {
 	Function &func = functions[function];
 	Ref<VisualScriptNode> vsn = func.nodes[p_id].node;
 
-	if (OS::get_singleton()->get_main_loop() &&
-			Object::cast_to<SceneTree>(OS::get_singleton()->get_main_loop()) &&
-			Engine::get_singleton()->is_editor_hint()) {
-		vsn->validate_input_default_values(); //force validate default values when editing on editor
-	}
+	vsn->validate_input_default_values();
 
 	//must revalidate all the functions
 
@@ -353,6 +341,7 @@ void VisualScript::add_node(const StringName &p_func, int p_id, const Ref<Visual
 	Ref<VisualScriptNode> vsn = p_node;
 	vsn->connect("ports_changed", this, "_node_ports_changed", varray(p_id));
 	vsn->scripts_used.insert(this);
+	vsn->validate_input_default_values(); // Validate when fully loaded
 
 	func.nodes[p_id] = nd;
 }
diff --git a/modules/visual_script/visual_script.h b/modules/visual_script/visual_script.h
index 91748d077bc..89f32f54f76 100644
--- a/modules/visual_script/visual_script.h
+++ b/modules/visual_script/visual_script.h
@@ -54,7 +54,6 @@ class VisualScriptNode : public Resource {
 	void validate_input_default_values();
 
 protected:
-	void _notification(int p_what);
 	void ports_changed_notify();
 	static void _bind_methods();