diff --git a/__tests__/resolveConfig.test.js b/__tests__/resolveConfig.test.js
index 8aabd8a36..fb8d5edd6 100644
--- a/__tests__/resolveConfig.test.js
+++ b/__tests__/resolveConfig.test.js
@@ -1468,15 +1468,15 @@ test('plugin config can register plugins that also have config', () => {
               config: {
                 important: true,
               },
-              handler() {}
+              handler() {},
             },
             {
               config: {
                 separator: '__',
               },
-              handler() {}
+              handler() {},
             },
-          ]
+          ],
         },
         handler() {},
       },
@@ -1530,9 +1530,9 @@ test('plugin configs take precedence over plugin configs registered by that plug
               config: {
                 prefix: 'inner-',
               },
-              handler() {}
-            }
-          ]
+              handler() {},
+            },
+          ],
         },
         handler() {},
       },
diff --git a/src/index.js b/src/index.js
index e5db638ba..9dd2ab582 100644
--- a/src/index.js
+++ b/src/index.js
@@ -56,7 +56,7 @@ const getConfigFunction = config => () => {
   }
 
   const configObject = _.isObject(config) ? _.get(config, 'config', config) : require(config)
-  
+
   return resolveConfig([configObject, defaultConfig])
 }
 
diff --git a/src/util/resolveConfig.js b/src/util/resolveConfig.js
index 1ab7b4b66..be2c64762 100644
--- a/src/util/resolveConfig.js
+++ b/src/util/resolveConfig.js
@@ -1,6 +1,5 @@
 import some from 'lodash/some'
 import mergeWith from 'lodash/mergeWith'
-import isEmpty from 'lodash/isEmpty'
 import isFunction from 'lodash/isFunction'
 import isUndefined from 'lodash/isUndefined'
 import defaults from 'lodash/defaults'
@@ -102,7 +101,7 @@ function extractPluginConfigs(configs) {
     allConfigs = [...allConfigs, config]
 
     const plugins = get(config, 'plugins', [])
-    
+
     if (plugins.length === 0) {
       return
     }