diff --git a/Libraries/Components/Button.js b/Libraries/Components/Button.js
index f0758e18a2cd81..0395706d2608a8 100644
--- a/Libraries/Components/Button.js
+++ b/Libraries/Components/Button.js
@@ -157,7 +157,7 @@ type ButtonProps = $ReadOnly<{|
    * see https://reactnative.dev/docs/accessibility#accessibilitystate
    */
   'aria-busy'?: ?boolean,
-  'aria-checked'?: ?boolean,
+  'aria-checked'?: ?boolean | 'mixed',
   'aria-disabled'?: ?boolean,
   'aria-expanded'?: ?boolean,
   'aria-selected'?: ?boolean,
diff --git a/Libraries/Components/Pressable/Pressable.js b/Libraries/Components/Pressable/Pressable.js
index 976509109f2ef6..187b4c4a5b00f4 100644
--- a/Libraries/Components/Pressable/Pressable.js
+++ b/Libraries/Components/Pressable/Pressable.js
@@ -65,7 +65,7 @@ type Props = $ReadOnly<{|
    * see https://reactnative.dev/docs/accessibility#accessibilitystate
    */
   'aria-busy'?: ?boolean,
-  'aria-checked'?: ?boolean,
+  'aria-checked'?: ?boolean | 'mixed',
   'aria-disabled'?: ?boolean,
   'aria-expanded'?: ?boolean,
   'aria-selected'?: ?boolean,
diff --git a/Libraries/Components/Touchable/TouchableWithoutFeedback.js b/Libraries/Components/Touchable/TouchableWithoutFeedback.js
index 0fd50298d201ea..70b43370b11f6c 100755
--- a/Libraries/Components/Touchable/TouchableWithoutFeedback.js
+++ b/Libraries/Components/Touchable/TouchableWithoutFeedback.js
@@ -54,7 +54,7 @@ type Props = $ReadOnly<{|
    * see https://reactnative.dev/docs/accessibility#accessibilitystate
    */
   'aria-busy'?: ?boolean,
-  'aria-checked'?: ?boolean,
+  'aria-checked'?: ?boolean | 'mixed',
   'aria-disabled'?: ?boolean,
   'aria-expanded'?: ?boolean,
   'aria-selected'?: ?boolean,
diff --git a/Libraries/Components/View/ViewAccessibility.d.ts b/Libraries/Components/View/ViewAccessibility.d.ts
index 8f530a78c19848..5fad1607d973cb 100644
--- a/Libraries/Components/View/ViewAccessibility.d.ts
+++ b/Libraries/Components/View/ViewAccessibility.d.ts
@@ -53,7 +53,7 @@ export interface AccessibilityProps
    * see https://reactnative.dev/docs/accessibility#accessibilitystate
    */
   'aria-busy'?: boolean | undefined;
-  'aria-checked'?: boolean | undefined;
+  'aria-checked'?: boolean | 'mixed' | undefined;
   'aria-disabled'?: boolean | undefined;
   'aria-expanded'?: boolean | undefined;
   'aria-selected'?: boolean | undefined;
diff --git a/Libraries/Components/View/ViewPropTypes.js b/Libraries/Components/View/ViewPropTypes.js
index 3a88f4ce089dc4..2330f45c0051e0 100644
--- a/Libraries/Components/View/ViewPropTypes.js
+++ b/Libraries/Components/View/ViewPropTypes.js
@@ -531,7 +531,7 @@ export type ViewProps = $ReadOnly<{|
    * see https://reactnative.dev/docs/accessibility#accessibilitystate
    */
   'aria-busy'?: ?boolean,
-  'aria-checked'?: ?boolean,
+  'aria-checked'?: ?boolean | 'mixed',
   'aria-disabled'?: ?boolean,
   'aria-expanded'?: ?boolean,
   'aria-selected'?: ?boolean,
diff --git a/Libraries/Text/TextProps.js b/Libraries/Text/TextProps.js
index 4ef9e7cec3ce39..abbbd76da14cad 100644
--- a/Libraries/Text/TextProps.js
+++ b/Libraries/Text/TextProps.js
@@ -86,7 +86,7 @@ export type TextProps = $ReadOnly<{|
    * see https://reactnative.dev/docs/accessibility#accessibilitystate
    */
   'aria-busy'?: ?boolean,
-  'aria-checked'?: ?boolean,
+  'aria-checked'?: ?boolean | 'mixed',
   'aria-disabled'?: ?boolean,
   'aria-expanded'?: ?boolean,
   'aria-selected'?: ?boolean,