diff --git a/packages/enzyme/src/configuration.js b/packages/enzyme/src/configuration.js
index cd460666c..c0c754597 100644
--- a/packages/enzyme/src/configuration.js
+++ b/packages/enzyme/src/configuration.js
@@ -1,6 +1,6 @@
 import validateAdapter from './validateAdapter';
 
-const configuration = {};
+let configuration = {};
 
 export function get() {
   return { ...configuration };
@@ -12,3 +12,8 @@ export function merge(extra) {
   }
   Object.assign(configuration, extra);
 }
+
+export function reset(replacementConfig = {}) {
+  configuration = {};
+  merge(replacementConfig);
+}