diff --git a/keepassxc-browser/content/observer-helper.js b/keepassxc-browser/content/observer-helper.js
index 53e825b..8d5fb41 100644
--- a/keepassxc-browser/content/observer-helper.js
+++ b/keepassxc-browser/content/observer-helper.js
@@ -82,11 +82,12 @@ kpxcObserverHelper.initObserver = async function() {
             kpxcObserverHelper.cacheStyle(mut, styleMutations, mutations.length);
 
             if (mut.type === 'childList') {
-                if (mut.addedNodes.length > 0) {
-                    kpxcObserverHelper.handleObserverAdd(mut.addedNodes[0]);
-                } else if (mut.removedNodes.length > 0) {
-                    kpxcObserverHelper.handleObserverRemove(mut.removedNodes[0]);
-                }
+                mut.addedNodes.forEach(function (node) {
+                    kpxcObserverHelper.handleObserverAdd(node);
+                });
+                mut.removedNodes.forEach(function (node) {
+                    kpxcObserverHelper.handleObserverRemove(node);
+                });
             } else if (mut.type === 'attributes' && (mut.attributeName === 'class' || mut.attributeName === 'style')) {
                 // Only accept targets with forms
                 const forms = matchesWithNodeName(mut.target, 'FORM')