diff --git a/packages/nivo-bar/tests/.eslintrc.yml b/packages/nivo-bar/tests/.eslintrc.yml
new file mode 100644
index 000000000..2f8de9aea
--- /dev/null
+++ b/packages/nivo-bar/tests/.eslintrc.yml
@@ -0,0 +1,2 @@
+env:
+  jest: true
diff --git a/packages/nivo-scales/src/LinearScale.js b/packages/nivo-scales/src/LinearScale.js
index 69890b5e1..a5da21db2 100644
--- a/packages/nivo-scales/src/LinearScale.js
+++ b/packages/nivo-scales/src/LinearScale.js
@@ -6,7 +6,7 @@
  * For the full copyright and license information, please view the LICENSE
  * file that was distributed with this source code.
  */
-import React, { PureComponent } from 'react'
+import { PureComponent } from 'react'
 import PropTypes from 'prop-types'
 import { computeLinearScale } from './compute'
 
diff --git a/packages/nivo-scales/src/Scales.js b/packages/nivo-scales/src/Scales.js
index 64323b038..f7c64fcca 100644
--- a/packages/nivo-scales/src/Scales.js
+++ b/packages/nivo-scales/src/Scales.js
@@ -16,6 +16,7 @@ const Scales = ({ computedScales, children }) => <Fragment>{children(computedSca
 
 Scales.propTypes = {
     children: PropTypes.func.isRequired,
+    computedScales: PropTypes.object.isRequired,
 }
 
 const enhance = compose(