diff --git a/src/example.js b/src/example.js
index 6c65f0f9..d60c13bc 100644
--- a/src/example.js
+++ b/src/example.js
@@ -133,7 +133,7 @@ class Example extends Component {
           onChangeText={(e) => { console.log('TextInput.onChangeText', e) }}
           onFocus={(e) => { console.log('TextInput.onFocus', e) }}
         />
-        <TextInput secureTextEntry={true} />
+        <TextInput secureTextEntry />
         <TextInput keyboardType='numeric' />
         <TextInput keyboardType='tel' />
         <TextInput keyboardType='url' />
diff --git a/src/modules/filterObjectProps/index.spec.js b/src/modules/filterObjectProps/index.spec.js
index b6948c8d..95aebeeb 100644
--- a/src/modules/filterObjectProps/index.spec.js
+++ b/src/modules/filterObjectProps/index.spec.js
@@ -2,14 +2,6 @@ import { omitProps, pickProps } from '.'
 import assert from 'assert'
 
 suite('pickProps', () => {
-  test('interface', () => {
-    assert.throws(
-      () => { pickProps({}, true) },
-      TypeError,
-      'pickProps should throw if the second argument is not an array'
-    )
-  })
-
   test('return value', () => {
     const obj = { a: 1, b: 2, c: { cc: { ccc: 3 } } }
     const props = [ 'a', 'b' ]
@@ -21,14 +13,6 @@ suite('pickProps', () => {
 })
 
 suite('omitProps', () => {
-  test('interface', () => {
-    assert.throws(
-      () => { omitProps({}, true) },
-      TypeError,
-      'omitProps should throw if the second argument is not an array'
-    )
-  })
-
   test('return value', () => {
     const obj = { a: 1, b: 2, c: { cc: { ccc: 3 } } }
     const props = [ 'a', 'b' ]
diff --git a/src/modules/specHelpers/index.js b/src/modules/specHelpers/index.js
index 472a7625..a550031f 100644
--- a/src/modules/specHelpers/index.js
+++ b/src/modules/specHelpers/index.js
@@ -36,7 +36,7 @@ export const assertProps = {
 
   accessible: function (Component) {
     // accessible
-    let dom = renderToDOM(<Component accessible={true} />)
+    let dom = renderToDOM(<Component accessible />)
     assert.equal(dom.getAttribute('aria-hidden'), null)
     // not accessible
     dom = renderToDOM(<Component accessible={false} />)