diff --git a/lib/bundles.js b/lib/bundles.js
index e31ec3c..0c763c7 100644
--- a/lib/bundles.js
+++ b/lib/bundles.js
@@ -147,7 +147,6 @@ export function* parseModules(ast)
     `,
     // Code splitting
     `
-      statement0_optional;
       (placeholder1.placeholder2 = placeholder1.placeholder2 || []).push([
         [expression0_literal_repeatable],
         expression1
@@ -155,7 +154,15 @@ export function* parseModules(ast)
       statement2_repeatable_optional;
     `,
     `
-      statement0_optional;
+      "use strict";
+      (placeholder1.placeholder2 = placeholder1.placeholder2 || []).push([
+        [expression0_literal_repeatable],
+        expression1
+      ]);
+      statement2_repeatable_optional;
+    `,
+    `
+      "use strict";
       (placeholder1.placeholder2 = placeholder1.placeholder2 || []).push([
         [expression0_literal_repeatable],
         expression1,
diff --git a/test/bundles.js b/test/bundles.js
index 33201db..49bcea7 100644
--- a/test/bundles.js
+++ b/test/bundles.js
@@ -640,6 +640,7 @@ describe("bundles.parseModules()", () =>
   it("should recognize JSONP chunks with additional parameter", () =>
   {
     let ast = parseScript(`
+      "use strict";
       (window.webpackJsonp = window.webpackJsonp || []).push([
         ["abc", "cda"],
         {