diff --git a/.changeset/fix-is-input-element-plaintext-only.md b/.changeset/fix-is-input-element-plaintext-only.md
new file mode 100644
index 0000000..2ac350e
--- /dev/null
+++ b/.changeset/fix-is-input-element-plaintext-only.md
@@ -0,0 +1,5 @@
+---
+'@tanstack/hotkeys': patch
+---
+
+fix(isInputElement): recognize contenteditable="plaintext-only" and inherited contenteditable
diff --git a/packages/hotkeys/src/manager.utils.ts b/packages/hotkeys/src/manager.utils.ts
index ec8790f..dc084fc 100644
--- a/packages/hotkeys/src/manager.utils.ts
+++ b/packages/hotkeys/src/manager.utils.ts
@@ -65,12 +65,10 @@ export function isInputElement(element: EventTarget | null): boolean {
     return true
   }
 
-  // Check for contenteditable elements
-  if (element instanceof HTMLElement) {
-    const contentEditable = element.contentEditable
-    if (contentEditable === 'true' || contentEditable === '') {
-      return true
-    }
+  // Check for contenteditable elements (includes "true", "", "plaintext-only",
+  // and inherited contenteditable from ancestor elements)
+  if (element instanceof HTMLElement && element.isContentEditable) {
+    return true
   }
 
   return false
diff --git a/packages/hotkeys/tests/manager.utils.test.ts b/packages/hotkeys/tests/manager.utils.test.ts
index 11b74f7..b929367 100644
--- a/packages/hotkeys/tests/manager.utils.test.ts
+++ b/packages/hotkeys/tests/manager.utils.test.ts
@@ -1,4 +1,5 @@
 import { beforeEach, describe, expect, it, vi } from 'vitest'
+
 import {
   defaultHotkeyOptions,
   getDefaultIgnoreInputs,
@@ -53,6 +54,22 @@ describe('manager.utils', () => {
       expect(isInputElement(div)).toBe(true)
     })
 
+    it('should return true for contenteditable plaintext-only elements', () => {
+      const div = document.createElement('div')
+      div.contentEditable = 'plaintext-only'
+      expect(isInputElement(div)).toBe(true)
+    })
+
+    it('should return true for inherited contenteditable', () => {
+      const parent = document.createElement('div')
+      parent.contentEditable = 'true'
+      const child = document.createElement('span')
+      parent.appendChild(child)
+      document.body.appendChild(parent)
+      expect(isInputElement(child)).toBe(true)
+      document.body.removeChild(parent)
+    })
+
     it('should return false for contenteditable false', () => {
       const div = document.createElement('div')
       div.contentEditable = 'false'