diff --git a/packages/slimer/package.json b/packages/slimer/package.json
index 7b47aedb..3d416fc2 100644
--- a/packages/slimer/package.json
+++ b/packages/slimer/package.json
@@ -34,7 +34,7 @@
     "fs-extra": "^8.0.0",
     "is-public": "^1.1.0",
     "lodash": "^4.17.11",
-    "mkdirp": "^0.5.1",
+    "mkdirp": "^3.0.0",
     "yeoman-environment": "^3.15.1"
   }
 }
diff --git a/yarn.lock b/yarn.lock
index 5b221c4c..0681af94 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3295,6 +3295,11 @@ mkdirp@^1.0.0, mkdirp@^1.0.3, mkdirp@^1.0.4:
   resolved "https://registry.yarnpkg.com/mkdirp/-/mkdirp-1.0.4.tgz#3eb5ed62622756d79a5f0e2a221dfebad75c2f7e"
   integrity sha512-vVqVZQyf3WLx2Shd0qJ9xuvqgAyKPLAiqITEtqW0oIUjzo3PePDd6fW9iFz30ef7Ysp/oiWqbhszeGWW2T6Gzw==
 
+mkdirp@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/mkdirp/-/mkdirp-3.0.0.tgz#758101231418bda24435c0888a91d9bd91f1372d"
+  integrity sha512-7+JDnNsyCvZXoUJdkMR0oUE2AmAdsNXGTmRbiOjYIwQ6q+bL6NwrozGQdPcmYaNcrhH37F50HHBUzoaBV6FITQ==
+
 mocha@6.2.3:
   version "6.2.3"
   resolved "https://registry.yarnpkg.com/mocha/-/mocha-6.2.3.tgz#e648432181d8b99393410212664450a4c1e31912"