diff --git a/packages/gatsby/src/internal-plugins/query-runner/__tests__/pages-writer.js b/packages/gatsby/src/internal-plugins/query-runner/__tests__/pages-writer.js
index c43686aabba16..4ab64bf7933ce 100644
--- a/packages/gatsby/src/internal-plugins/query-runner/__tests__/pages-writer.js
+++ b/packages/gatsby/src/internal-plugins/query-runner/__tests__/pages-writer.js
@@ -37,8 +37,7 @@ jest.mock(`../../../redux/`, () => {
 
 jest.mock(`../../../utils/cache`, () => {
   return {
-    cachePath: filePath =>
-      require(`path`).join(`my`, `gatsby`, `project`, `.cache`, filePath),
+    cachePath: () => `my/gatsby/project/.cache`,
   }
 })
 
diff --git a/packages/gatsby/src/internal-plugins/query-runner/pages-writer.js b/packages/gatsby/src/internal-plugins/query-runner/pages-writer.js
index f7d7830e8ec84..63778673c602b 100644
--- a/packages/gatsby/src/internal-plugins/query-runner/pages-writer.js
+++ b/packages/gatsby/src/internal-plugins/query-runner/pages-writer.js
@@ -59,6 +59,8 @@ const writePages = async () => {
     return Promise.resolve()
   }
 
+  const cacheDirectory = cachePath()
+
   lastHash = newHash
 
   // Get list of components, and json files.
@@ -102,12 +104,13 @@ const preferDefault = m => m && m.default || m
     .join(`,\n`)}
 }\n\n`
 
-  asyncRequires += `exports.data = () => import(/* webpackChunkName: "pages-manifest" */ "${cachePath(
+  asyncRequires += `exports.data = () => import(/* webpackChunkName: "pages-manifest" */ "${joinPath(
+    cacheDirectory,
     `data.json`
   )}")\n\n`
 
   const writeAndMove = (file, data) => {
-    const destination = cachePath(file)
+    const destination = joinPath(cacheDirectory, file)
     const tmp = `${destination}.${Date.now()}`
     return fs
       .writeFile(tmp, data)