diff --git a/package.json b/package.json
index 48863d1ec..f3ca3add6 100644
--- a/package.json
+++ b/package.json
@@ -31,7 +31,7 @@
     "g": "^2.0.1",
     "ganache-cli": "6.1.0",
     "lodash": "^4.17.10",
-    "mkdirp": "^0.5.1",
+    "mkdirp": "^0.5.6",
     "npm": "^6.2.0",
     "openzeppelin-solidity": "1.11.0",
     "path": "^0.12.7",
diff --git a/yarn.lock b/yarn.lock
index 48955ea09..b0f1b2383 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -4737,6 +4737,11 @@ minimist@^0.1.0:
   version "0.1.0"
   resolved "https://registry.yarnpkg.com/minimist/-/minimist-0.1.0.tgz#99df657a52574c21c9057497df742790b2b4c0de"
 
+minimist@^1.2.6:
+  version "1.2.6"
+  resolved "https://registry.yarnpkg.com/minimist/-/minimist-1.2.6.tgz#8637a5b759ea0d6e98702cfb3a9283323c93af44"
+  integrity sha512-Jsjnk4bw3YJqYzbdyBiNsPWHPfO++UGG749Cxs6peCu5Xg4nrena6OVxOYxrQTqww0Jmwt+Ref8rggumkTLz9Q==
+
 minimist@~0.0.1:
   version "0.0.10"
   resolved "https://registry.yarnpkg.com/minimist/-/minimist-0.0.10.tgz#de3f98543dbf96082be48ad1a0c7cda836301dcf"
@@ -4797,6 +4802,13 @@ mkdirp@0.5.1, mkdirp@0.5.x, "mkdirp@>=0.5 0", mkdirp@^0.5.0, mkdirp@^0.5.1, mkdi
   dependencies:
     minimist "0.0.8"
 
+mkdirp@^0.5.6:
+  version "0.5.6"
+  resolved "https://registry.yarnpkg.com/mkdirp/-/mkdirp-0.5.6.tgz#7def03d2432dcae4ba1d611445c48396062255f6"
+  integrity sha512-FP+p8RB8OWpF3YZBCrP5gtADmtXApB5AMLn+vdyA+PyxCjrCs00mjyUozssO33cwDeT3wNGdLxJ5M//YqtHAJw==
+  dependencies:
+    minimist "^1.2.6"
+
 mocha@^4.1.0:
   version "4.1.0"
   resolved "https://registry.yarnpkg.com/mocha/-/mocha-4.1.0.tgz#7d86cfbcf35cb829e2754c32e17355ec05338794"