diff --git a/packages/babel-preset-env/src/targets-parser.js b/packages/babel-preset-env/src/targets-parser.js
index ab009b0049..445e0fbdee 100644
--- a/packages/babel-preset-env/src/targets-parser.js
+++ b/packages/babel-preset-env/src/targets-parser.js
@@ -15,6 +15,8 @@ import browserModulesData from "../data/built-in-modules.json";
 import { TargetNames } from "./options";
 import type { Targets } from "./types";
 
+const browserslistDefaults = browserslist.defaults;
+
 const validateTargetNames = (validTargets, targets) => {
   for (const target in targets) {
     if (!TargetNames[target]) {
@@ -178,6 +180,9 @@ const getTargets = (targets: Object = {}, options: Object = {}): Targets => {
     const browsers = browserslist(browsersquery, { path: options.configPath });
     const queryBrowsers = getLowestVersions(browsers);
     targets = mergeBrowsers(queryBrowsers, targets);
+
+    // Reset browserslist defaults
+    browserslist.defaults = browserslistDefaults;
   }
 
   // Parse remaining targets
diff --git a/packages/babel-preset-env/test/targets-parser.spec.js b/packages/babel-preset-env/test/targets-parser.spec.js
index e458fe291f..59bba47af6 100644
--- a/packages/babel-preset-env/test/targets-parser.spec.js
+++ b/packages/babel-preset-env/test/targets-parser.spec.js
@@ -1,3 +1,4 @@
+import browserslist from "browserslist";
 import getTargets from "../lib/targets-parser";
 
 describe("getTargets", () => {
@@ -19,6 +20,16 @@ describe("getTargets", () => {
     });
   });
 
+  it("does not clobber browserslists defaults", () => {
+    const browserslistDefaults = browserslist.defaults;
+
+    getTargets({
+      browsers: "chrome 56, ie 11, firefox 51, safari 9",
+    });
+
+    expect(browserslist.defaults).toEqual(browserslistDefaults);
+  });
+
   describe("validation", () => {
     it("throws on invalid target name", () => {
       const invalidTargetName = () => {