diff --git a/src/FieldArray.js b/src/FieldArray.js
index 153b52b..4e0bfd4 100644
--- a/src/FieldArray.js
+++ b/src/FieldArray.js
@@ -31,7 +31,7 @@ type State = {
   state: ?FieldState
 }
 
-class FieldArray extends React.PureComponent<Props, State> {
+class FieldArray extends React.Component<Props, State> {
   context: ReactContext
   props: Props
   state: State
diff --git a/src/FieldArray.test.js b/src/FieldArray.test.js
index 1c10ba5..4614ec4 100644
--- a/src/FieldArray.test.js
+++ b/src/FieldArray.test.js
@@ -246,9 +246,9 @@ describe('FieldArray', () => {
     renderArray.mock.calls[0][0].fields.push('c')
     await sleep(2)
 
-    expect(renderArray).toHaveBeenCalledTimes(2)
-    expect(renderArray.mock.calls[1][0].meta.valid).toBe(false)
-    expect(renderArray.mock.calls[1][0].meta.error).toBe('Too long')
+    expect(renderArray).toHaveBeenCalledTimes(3)
+    expect(renderArray.mock.calls[2][0].meta.valid).toBe(false)
+    expect(renderArray.mock.calls[2][0].meta.error).toBe('Too long')
   })
 
   it('should provide forEach', () => {