diff --git a/src/form/checkbox.js b/src/form/checkbox.js
index 7dec373..caff6fe 100644
--- a/src/form/checkbox.js
+++ b/src/form/checkbox.js
@@ -37,6 +37,7 @@ class Checkbox extends Component {
       } else {
         this.value.push(ev.value)
       }
+      this.$emit('input', { data: this.value })
       this.$emit('change', { data: this.value })
     })
 
@@ -211,7 +212,7 @@ class CheckboxItem extends Component {
     `
   ]
 
-  toggleCheck(ev) {
+  #toggleCheck(ev) {
     if (this.disabled || this.readOnly) {
       return
     }
@@ -227,13 +228,14 @@ class CheckboxItem extends Component {
     if (this.inGroup) {
       this.parentNode.$emit('child-change', data)
     } else {
+      this.$emit('input', data)
       this.$emit('change', data)
     }
   }
 
-  handleClick(ev) {
+  #click(ev) {
     if (ev.type === 'click' || ev.keyCode === 32) {
-      this.toggleCheck(ev)
+      this.#toggleCheck(ev)
     }
   }
 
@@ -246,8 +248,8 @@ class CheckboxItem extends Component {
   render() {
     return html` <label
       tabindex=${this.disabled || this.readOnly ? 'none' : 0}
-      @click=${this.handleClick}
-      @keydown=${this.handleClick}
+      @click=${this.#click}
+      @keydown=${this.#click}
     >
       <span class="dot"><wc-icon name="get"></wc-icon></span>
       <slot></slot>
diff --git a/src/form/radio.js b/src/form/radio.js
index 8ad6f3a..b61324c 100644
--- a/src/form/radio.js
+++ b/src/form/radio.js
@@ -32,6 +32,7 @@ class Radio extends Component {
     this.$on('child-change', ev => {
       ev.stopPropagation()
       this.value = ev.value
+      this.$emit('input', { data: ev.value })
       this.$emit('change', { data: ev.value })
     })
     this.#updateChildrenStat(true)
@@ -215,6 +216,7 @@ class RadioItem extends Component {
     if (this.inGroup) {
       this.parentNode.$emit('child-change', { value: this.value })
     } else {
+      this.$emit('input')
       this.$emit('change')
     }
   }