diff --git a/ios/engine/KMEI/KeymanEngine/Classes/Keyboard/InputViewController.swift b/ios/engine/KMEI/KeymanEngine/Classes/Keyboard/InputViewController.swift
index f27e18d896..6631a7f3cd 100644
--- a/ios/engine/KMEI/KeymanEngine/Classes/Keyboard/InputViewController.swift
+++ b/ios/engine/KMEI/KeymanEngine/Classes/Keyboard/InputViewController.swift
@@ -165,6 +165,7 @@ open class InputViewController: UIInputViewController, KeymanWebDelegate {
     inputView?.removeFromSuperview()
     (inputView as? CustomInputView)?.destroy()
     inputView = nil
+    keymanWeb.clearDeathPoller()
   }
 
   open override func updateViewConstraints() {
diff --git a/ios/engine/KMEI/KeymanEngine/Classes/Keyboard/KeymanWebViewController.swift b/ios/engine/KMEI/KeymanEngine/Classes/Keyboard/KeymanWebViewController.swift
index 50fec8ca16..437070ffb4 100644
--- a/ios/engine/KMEI/KeymanEngine/Classes/Keyboard/KeymanWebViewController.swift
+++ b/ios/engine/KMEI/KeymanEngine/Classes/Keyboard/KeymanWebViewController.swift
@@ -219,6 +219,10 @@ class KeymanWebViewController: UIViewController {
 
     reloadKeyboard()
   }
+  
+  func clearDeathPoller() {
+    self.deathPoller?.invalidate()
+  }
 
   override func viewWillAppear(_ animated: Bool) {
     super.viewWillAppear(animated)