diff --git a/js/SegmentedControl.js b/js/SegmentedControl.js
index 85a2934..cbbf69e 100644
--- a/js/SegmentedControl.js
+++ b/js/SegmentedControl.js
@@ -114,7 +114,9 @@ const SegmentedControl = ({
             return (
               <SegmentedControlTab
                 enabled={enabled}
-                testID={(testIDS?.length ?? 0) > index ? testIDS[index] : `${index}`}
+                testID={
+                  (testIDS?.length ?? 0) > index ? testIDS[index] : `${index}`
+                }
                 selected={selectedIndex === index}
                 accessibilityHint={`${
                   index + 1
diff --git a/js/types.js b/js/types.js
index 34cecd6..4c96c1e 100644
--- a/js/types.js
+++ b/js/types.js
@@ -108,9 +108,8 @@ export type SegmentedControlProps = $ReadOnly<{|
    */
   tabStyle?: ViewStyle,
 
-
   /**
    * array testID to each segment button
    */
-  testIDS: $ReadOnlyArray<string | number | Object>,
+  testIDS: $ReadOnlyArray<string>,
 |}>;