diff --git a/bin/clean-cache.js b/bin/clean-cache.js
index 0311d95810b36da946a57206709b3ab9befde8cc..b72b60bf595b2f8bf6c29295334630e8033a196d 100644
--- a/bin/clean-cache.js
+++ b/bin/clean-cache.js
@@ -2,6 +2,6 @@ const fs = require('fs-extra');
 const os = require('os');
 
 (async () => {
-  await fs.remove(os.tmpdir() + '/renovate-changelog-cache');
+  await fs.remove(os.tmpdir() + '/renovate-cache-changelog');
   await fs.remove(os.tmpdir() + '/renovate-npm-cache');
 })();
diff --git a/lib/workers/pr/changelog/source-cache.js b/lib/workers/pr/changelog/source-cache.js
index bcfee3d78bd60a046cfe6b4ccb22b043b11e6561..974ab41ef40274840e3476f1e47086f3f3ad5a31 100644
--- a/lib/workers/pr/changelog/source-cache.js
+++ b/lib/workers/pr/changelog/source-cache.js
@@ -9,7 +9,7 @@ module.exports = {
 
 function getCache({ depName, fromVersion, newVersion }) {
   const tmpdir = process.env.RENOVATE_TMPDIR || os.tmpdir();
-  const cachePath = tmpdir + '/renovate-commits-cache';
+  const cachePath = tmpdir + '/renovate-cache-changelog';
   const cacheKey = `${depName}-${fromVersion}-${newVersion}`;
   return [cachePath, cacheKey];
 }