diff --git a/src/index.js b/src/index.js
index 0a597a0..531ef36 100644
--- a/src/index.js
+++ b/src/index.js
@@ -102,7 +102,9 @@ class SWPrecacheWebpackPlugin {
     // get all assets outputted by webpack
     const assetGlobs = Object
       .keys(compilation.assets)
-      .map(f => path.join(outputPath, f));
+      .map(f => {
+        return (f === 'index.html') ? f : path.join(outputPath, f);
+      });
 
     // merge assetGlobs with provided staticFileGlobs and filter using staticFileGlobsIgnorePatterns
     const staticFileGlobs = assetGlobs.concat(this.options.staticFileGlobs || []).filter(text =>