diff --git a/packages/editor/src/extensions/task-list/component.tsx b/packages/editor/src/extensions/task-list/component.tsx
index 390078a2e..b9a7ee798 100644
--- a/packages/editor/src/extensions/task-list/component.tsx
+++ b/packages/editor/src/extensions/task-list/component.tsx
@@ -111,12 +111,14 @@ export function TaskListComponent(
                     if (!node) return false;
                     const toggleState = !node.attrs.readonly;
                     tr.setNodeMarkup(tr.mapping.map(parentPos), null, {
+                      ...node.attrs,
                       readonly: toggleState
                     });
                     node.descendants((node, pos) => {
                       if (node.type.name === TaskList.name) {
                         const actualPos = pos + parentPos + 1;
                         tr.setNodeMarkup(tr.mapping.map(actualPos), null, {
+                          ...node.attrs,
                           readonly: toggleState
                         });
                       }
diff --git a/packages/editor/src/extensions/task-list/task-list.ts b/packages/editor/src/extensions/task-list/task-list.ts
index 9c61f3f73..9a00efa38 100644
--- a/packages/editor/src/extensions/task-list/task-list.ts
+++ b/packages/editor/src/extensions/task-list/task-list.ts
@@ -238,6 +238,7 @@ export const TaskListNode = TaskList.extend({
           tr.doc.descendants((node, pos) => {
             if (node.type.name === TaskList.name) {
               tr.setNodeMarkup(pos, undefined, {
+                ...node.attrs,
                 stats: countCheckedItems(node)
               });
               return false;
@@ -304,6 +305,7 @@ export const TaskListNode = TaskList.extend({
 
               changeCount++;
               tr.setNodeMarkup(tr.mapping.map(parentTaskItem.pos), undefined, {
+                ...parentTaskItem.node.attrs,
                 checked: allChecked
               });
               childPos = parentTaskItem.pos;
@@ -318,7 +320,10 @@ export const TaskListNode = TaskList.extend({
               roots.add(root);
 
               const stats = countCheckedItems(root.node);
-              tr.setNodeMarkup(root.pos, undefined, { stats });
+              tr.setNodeMarkup(root.pos, undefined, {
+                ...root.node.attrs,
+                stats
+              });
               changeCount++;
             }
           }