diff --git a/lib/index.js b/lib/index.js
index cda9232..225e7cc 100644
--- a/lib/index.js
+++ b/lib/index.js
@@ -110,7 +110,10 @@ function bindObject (obj, def) {
 // Default DOM mutation functions.
 function replaceText (node, value) { node.textContent = value }
 function replaceValue (node, value) { node.value = value }
-function replaceChecked (context) { node.checked = context.value }
+function replaceChecked (node, value) {
+  if (value) node.checked = 'checked'
+  else node.removeAttribute('checked')
+}
 
 // Private static property, used for checking parent binding function.
 Object.defineProperty(replaceText, '__isDefault', { value: true })