diff --git a/advanced/package.json b/advanced/package.json
index e3bdf5e69..4b1a54b08 100644
--- a/advanced/package.json
+++ b/advanced/package.json
@@ -46,7 +46,7 @@
     "node-notifier": "5.4.3",
     "optimize-css-assets-webpack-plugin": "4.0.3",
     "ora": "2.1.0",
-    "portfinder": "1.0.24",
+    "portfinder": "1.0.25",
     "postcss-import": "11.1.0",
     "postcss-loader": "2.1.6",
     "postcss-url": "7.3.2",
diff --git a/advanced/yarn.lock b/advanced/yarn.lock
index 85a6a4921..afe724bbe 100644
--- a/advanced/yarn.lock
+++ b/advanced/yarn.lock
@@ -366,6 +366,12 @@ async@^2.1.2, async@^2.4.1:
   dependencies:
     lodash "^4.14.0"
 
+async@^2.6.2:
+  version "2.6.3"
+  resolved "https://registry.yarnpkg.com/async/-/async-2.6.3.tgz#d72625e2344a3656e3a3ad4fa749fa83299d82ff"
+  dependencies:
+    lodash "^4.17.14"
+
 asynckit@^0.4.0:
   version "0.4.0"
   resolved "https://registry.yarnpkg.com/asynckit/-/asynckit-0.4.0.tgz#c79ed97f7f34cb8f2ba1bc9790bcc366474b4b79"
@@ -1900,7 +1906,7 @@ debug@^3.1.0:
   dependencies:
     ms "2.0.0"
 
-debug@^3.2.6:
+debug@^3.1.1, debug@^3.2.6:
   version "3.2.6"
   resolved "https://registry.yarnpkg.com/debug/-/debug-3.2.6.tgz#e83d17de16d8a7efb7717edbe5fb10135eee629b"
   dependencies:
@@ -3624,7 +3630,7 @@ lodash@^4.17.11:
   version "4.17.11"
   resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.11.tgz#b39ea6229ef607ecd89e2c8df12536891cac9b8d"
 
-lodash@^4.17.15:
+lodash@^4.17.14, lodash@^4.17.15:
   version "4.17.15"
   resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.15.tgz#b447f6670a0455bbfeedd11392eff330ea097548"
 
@@ -4457,13 +4463,13 @@ pkg-dir@^2.0.0:
   dependencies:
     find-up "^2.1.0"
 
-portfinder@1.0.24:
-  version "1.0.24"
-  resolved "https://registry.yarnpkg.com/portfinder/-/portfinder-1.0.24.tgz#11efbc6865f12f37624b6531ead1d809ed965cfa"
+portfinder@1.0.25:
+  version "1.0.25"
+  resolved "https://registry.yarnpkg.com/portfinder/-/portfinder-1.0.25.tgz#254fd337ffba869f4b9d37edc298059cb4d35eca"
   dependencies:
-    async "^1.5.2"
-    debug "^2.2.0"
-    mkdirp "0.5.x"
+    async "^2.6.2"
+    debug "^3.1.1"
+    mkdirp "^0.5.1"
 
 portfinder@^1.0.9:
   version "1.0.13"
diff --git a/basic/package.json b/basic/package.json
index 71de68fe1..05fa678b3 100644
--- a/basic/package.json
+++ b/basic/package.json
@@ -44,7 +44,7 @@
     "node-notifier": "5.4.3",
     "optimize-css-assets-webpack-plugin": "4.0.3",
     "ora": "2.1.0",
-    "portfinder": "1.0.24",
+    "portfinder": "1.0.25",
     "postcss-import": "11.1.0",
     "postcss-loader": "2.1.6",
     "postcss-url": "7.3.2",
diff --git a/basic/yarn.lock b/basic/yarn.lock
index 29872e0ee..f9981cac8 100644
--- a/basic/yarn.lock
+++ b/basic/yarn.lock
@@ -374,6 +374,12 @@ async@^2.1.2, async@^2.4.1:
   dependencies:
     lodash "^4.14.0"
 
+async@^2.6.2:
+  version "2.6.3"
+  resolved "https://registry.yarnpkg.com/async/-/async-2.6.3.tgz#d72625e2344a3656e3a3ad4fa749fa83299d82ff"
+  dependencies:
+    lodash "^4.17.14"
+
 asynckit@^0.4.0:
   version "0.4.0"
   resolved "https://registry.yarnpkg.com/asynckit/-/asynckit-0.4.0.tgz#c79ed97f7f34cb8f2ba1bc9790bcc366474b4b79"
@@ -1930,7 +1936,7 @@ debug@^3.1.0:
   dependencies:
     ms "2.0.0"
 
-debug@^3.2.6:
+debug@^3.1.1, debug@^3.2.6:
   version "3.2.6"
   resolved "https://registry.yarnpkg.com/debug/-/debug-3.2.6.tgz#e83d17de16d8a7efb7717edbe5fb10135eee629b"
   dependencies:
@@ -3841,7 +3847,7 @@ lodash@^4.17.11:
   version "4.17.11"
   resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.11.tgz#b39ea6229ef607ecd89e2c8df12536891cac9b8d"
 
-lodash@^4.17.15:
+lodash@^4.17.14, lodash@^4.17.15:
   version "4.17.15"
   resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.15.tgz#b447f6670a0455bbfeedd11392eff330ea097548"
 
@@ -4698,13 +4704,13 @@ pluralize@^7.0.0:
   version "7.0.0"
   resolved "https://registry.yarnpkg.com/pluralize/-/pluralize-7.0.0.tgz#298b89df8b93b0221dbf421ad2b1b1ea23fc6777"
 
-portfinder@1.0.24:
-  version "1.0.24"
-  resolved "https://registry.yarnpkg.com/portfinder/-/portfinder-1.0.24.tgz#11efbc6865f12f37624b6531ead1d809ed965cfa"
+portfinder@1.0.25:
+  version "1.0.25"
+  resolved "https://registry.yarnpkg.com/portfinder/-/portfinder-1.0.25.tgz#254fd337ffba869f4b9d37edc298059cb4d35eca"
   dependencies:
-    async "^1.5.2"
-    debug "^2.2.0"
-    mkdirp "0.5.x"
+    async "^2.6.2"
+    debug "^3.1.1"
+    mkdirp "^0.5.1"
 
 portfinder@^1.0.9:
   version "1.0.13"
diff --git a/minimal/package.json b/minimal/package.json
index 669b0c985..492494d1a 100644
--- a/minimal/package.json
+++ b/minimal/package.json
@@ -41,7 +41,7 @@
     "node-notifier": "5.4.3",
     "optimize-css-assets-webpack-plugin": "4.0.3",
     "ora": "2.1.0",
-    "portfinder": "1.0.24",
+    "portfinder": "1.0.25",
     "postcss-import": "11.1.0",
     "postcss-loader": "2.1.6",
     "postcss-url": "7.3.2",
diff --git a/minimal/yarn.lock b/minimal/yarn.lock
index dc6e038a1..5e69a9251 100644
--- a/minimal/yarn.lock
+++ b/minimal/yarn.lock
@@ -367,6 +367,12 @@ async@^2.1.2, async@^2.4.1:
   dependencies:
     lodash "^4.14.0"
 
+async@^2.6.2:
+  version "2.6.3"
+  resolved "https://registry.yarnpkg.com/async/-/async-2.6.3.tgz#d72625e2344a3656e3a3ad4fa749fa83299d82ff"
+  dependencies:
+    lodash "^4.17.14"
+
 asynckit@^0.4.0:
   version "0.4.0"
   resolved "https://registry.yarnpkg.com/asynckit/-/asynckit-0.4.0.tgz#c79ed97f7f34cb8f2ba1bc9790bcc366474b4b79"
@@ -1919,7 +1925,7 @@ debug@^3.1.0:
   dependencies:
     ms "2.0.0"
 
-debug@^3.2.6:
+debug@^3.1.1, debug@^3.2.6:
   version "3.2.6"
   resolved "https://registry.yarnpkg.com/debug/-/debug-3.2.6.tgz#e83d17de16d8a7efb7717edbe5fb10135eee629b"
   dependencies:
@@ -3830,7 +3836,7 @@ lodash@^4.17.11:
   version "4.17.11"
   resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.11.tgz#b39ea6229ef607ecd89e2c8df12536891cac9b8d"
 
-lodash@^4.17.15:
+lodash@^4.17.14, lodash@^4.17.15:
   version "4.17.15"
   resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.15.tgz#b447f6670a0455bbfeedd11392eff330ea097548"
 
@@ -4687,13 +4693,13 @@ pluralize@^7.0.0:
   version "7.0.0"
   resolved "https://registry.yarnpkg.com/pluralize/-/pluralize-7.0.0.tgz#298b89df8b93b0221dbf421ad2b1b1ea23fc6777"
 
-portfinder@1.0.24:
-  version "1.0.24"
-  resolved "https://registry.yarnpkg.com/portfinder/-/portfinder-1.0.24.tgz#11efbc6865f12f37624b6531ead1d809ed965cfa"
+portfinder@1.0.25:
+  version "1.0.25"
+  resolved "https://registry.yarnpkg.com/portfinder/-/portfinder-1.0.25.tgz#254fd337ffba869f4b9d37edc298059cb4d35eca"
   dependencies:
-    async "^1.5.2"
-    debug "^2.2.0"
-    mkdirp "0.5.x"
+    async "^2.6.2"
+    debug "^3.1.1"
+    mkdirp "^0.5.1"
 
 portfinder@^1.0.9:
   version "1.0.13"