diff --git a/MVMCoreUI/Managers/SubNav/SubNavManagerController.swift b/MVMCoreUI/Managers/SubNav/SubNavManagerController.swift
index 2bde433a..8a768545 100644
--- a/MVMCoreUI/Managers/SubNav/SubNavManagerController.swift
+++ b/MVMCoreUI/Managers/SubNav/SubNavManagerController.swift
@@ -348,6 +348,10 @@ open class SubNavManagerController: ViewController, MVMCoreViewManagerProtocol,
         [tabs]
     }
 
+    open override func observeForResponseJSONUpdates() {
+        // Don't observe for updates. Children will update through newDataReceived.
+    }
+    
     open func newDataReceived(in viewController: UIViewController) {
         manager?.newDataReceived?(in: viewController)
         hideNavigationBarLine(true)