diff --git a/bin/run-mastodon.js b/bin/run-mastodon.js
index 66a9b1d4..25e2e03e 100644
--- a/bin/run-mastodon.js
+++ b/bin/run-mastodon.js
@@ -4,11 +4,10 @@ import childProcessPromise from 'child-process-promise'
 import path from 'path'
 import fs from 'fs'
 import { waitForMastodonUiToStart, waitForMastodonApiToStart } from './wait-for-mastodon-to-start'
-import mkdirpCB from 'mkdirp'
+import mkdirp from 'mkdirp'
 
 const exec = childProcessPromise.exec
 const spawn = childProcessPromise.spawn
-const mkdirp = promisify(mkdirpCB)
 const stat = promisify(fs.stat)
 const writeFile = promisify(fs.writeFile)
 const dir = __dirname
diff --git a/package.json b/package.json
index 804f3b34..62c13c25 100644
--- a/package.json
+++ b/package.json
@@ -80,7 +80,7 @@
     "localstorage-memory": "^1.0.3",
     "lodash-es": "^4.17.15",
     "lodash-webpack-plugin": "^0.11.5",
-    "mkdirp": "^0.5.1",
+    "mkdirp": "^1.0.3",
     "node-fetch": "^2.6.0",
     "node-sass": "4.13.0",
     "npm-run-all": "^4.1.5",
diff --git a/yarn.lock b/yarn.lock
index 514745b2..b5994529 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -5792,6 +5792,11 @@ mkdirp@0.5.1, "mkdirp@>=0.5 0", mkdirp@^0.5.0, mkdirp@^0.5.1, mkdirp@~0.5.1:
   dependencies:
     minimist "0.0.8"
 
+mkdirp@^1.0.3:
+  version "1.0.3"
+  resolved "https://registry.yarnpkg.com/mkdirp/-/mkdirp-1.0.3.tgz#4cf2e30ad45959dddea53ad97d518b6c8205e1ea"
+  integrity sha512-6uCP4Qc0sWsgMLy1EOqqS/3rjDHOEnsStVr/4vtAIK2Y5i2kA7lFFejYrpIyiN9w0pYf4ckeCYT9f1r1P9KX5g==
+
 mocha@^6.2.2:
   version "6.2.2"
   resolved "https://registry.yarnpkg.com/mocha/-/mocha-6.2.2.tgz#5d8987e28940caf8957a7d7664b910dc5b2fea20"