diff --git a/package.json b/package.json
index 19d488e..41e9817 100644
--- a/package.json
+++ b/package.json
@@ -37,7 +37,7 @@
     "vue-template-compiler": "2.6.10",
     "webpack": "4.32.0",
     "webpack-cli": "3.3.2",
-    "webpack-dev-server": "3.4.1",
+    "webpack-dev-server": "3.7.1",
     "webpack-merge": "4.2.1"
   },
   "dependencies": {
diff --git a/yarn.lock b/yarn.lock
index fcd5ff1..cfcd702 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2253,10 +2253,10 @@ expand-tilde@^2.0.0, expand-tilde@^2.0.2:
   dependencies:
     homedir-polyfill "^1.0.1"
 
-express@^4.17.0:
-  version "4.17.0"
-  resolved "https://registry.yarnpkg.com/express/-/express-4.17.0.tgz#288af62228a73f4c8ea2990ba3b791bb87cd4438"
-  integrity sha512-1Z7/t3Z5ZnBG252gKUPyItc4xdeaA0X934ca2ewckAsVsw9EG71i++ZHZPYnus8g/s5Bty8IMpSVEuRkmwwPRQ==
+express@^4.17.1:
+  version "4.17.1"
+  resolved "https://registry.yarnpkg.com/express/-/express-4.17.1.tgz#4491fc38605cf51f8629d39c2b5d026f98a4c134"
+  integrity sha512-mHJ9O79RqluphRrcw2X/GTh3k9tVv8YcoyY4Kkh4WDMUYKRZUq0h1o0w2rrrxBqM7VoeUVqgb27xlEMXTnYt4g==
   dependencies:
     accepts "~1.3.7"
     array-flatten "1.1.1"
@@ -3349,10 +3349,10 @@ lodash@^4.17.11, lodash@^4.17.5:
   resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.11.tgz#b39ea6229ef607ecd89e2c8df12536891cac9b8d"
   integrity sha512-cQKh8igo5QUhZ7lg38DYWAxMvjSAKG0A8wGSVimP07SIUEK2UO+arSRKbRZWtelMtN5V0Hkwh5ryOto/SshYIg==
 
-loglevel@^1.6.1:
-  version "1.6.1"
-  resolved "https://registry.yarnpkg.com/loglevel/-/loglevel-1.6.1.tgz#e0fc95133b6ef276cdc8887cdaf24aa6f156f8fa"
-  integrity sha1-4PyVEztu8nbNyIh82vJKpvFW+Po=
+loglevel@^1.6.2:
+  version "1.6.2"
+  resolved "https://registry.yarnpkg.com/loglevel/-/loglevel-1.6.2.tgz#668c77948a03dbd22502a3513ace1f62a80cc372"
+  integrity sha512-Jt2MHrCNdtIe1W6co3tF5KXGRkzF+TYffiQstfXa04mrss9IKXzAAXYWak8LbZseAQY03sH2GzMCMU0ZOUc9bg==
 
 loose-envify@^1.0.0:
   version "1.4.0"
@@ -3996,6 +3996,13 @@ p-map@^2.0.0:
   resolved "https://registry.yarnpkg.com/p-map/-/p-map-2.1.0.tgz#310928feef9c9ecc65b68b17693018a665cea175"
   integrity sha512-y3b8Kpd8OAN444hxfBbFfj1FY/RjtTd8tzYwhUqNYXx0fXx2iX4maP4Qr6qhIKbQXI02wTLAda4fYUbDagTUFw==
 
+p-retry@^3.0.1:
+  version "3.0.1"
+  resolved "https://registry.yarnpkg.com/p-retry/-/p-retry-3.0.1.tgz#316b4c8893e2c8dc1cfa891f406c4b422bebf328"
+  integrity sha512-XE6G4+YTTkT2a0UWb2kjZe8xNwf8bIbnqpc/IS/idOBVhyves0mK5OJgeocjx7q5pvX/6m23xuzVPYT1uGM73w==
+  dependencies:
+    retry "^0.12.0"
+
 p-try@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/p-try/-/p-try-1.0.0.tgz#cbc79cdbaf8fd4228e13f621f2b1a237c1b207b3"
@@ -4620,6 +4627,11 @@ ret@~0.1.10:
   resolved "https://registry.yarnpkg.com/ret/-/ret-0.1.15.tgz#b8a4825d5bdb1fc3f6f53c2bc33f81388681c7bc"
   integrity sha512-TTlYpa+OL+vMMNG24xSlQGEJ3B/RzEfUlLct7b5G/ytav+wPrplCpVMFuwzXbkecJrb6IYo1iFb0S9v37754mg==
 
+retry@^0.12.0:
+  version "0.12.0"
+  resolved "https://registry.yarnpkg.com/retry/-/retry-0.12.0.tgz#1b42a6266a21f07421d1b0b54b7dc167b01c013b"
+  integrity sha1-G0KmJmoh8HQh0bC1S33BZ7AcATs=
+
 rimraf@2.6.3, rimraf@^2.5.4, rimraf@^2.6.1, rimraf@^2.6.2, rimraf@^2.6.3:
   version "2.6.3"
   resolved "https://registry.yarnpkg.com/rimraf/-/rimraf-2.6.3.tgz#b2d104fe0d8fb27cf9e0a1cda8262dd3833c6cab"
@@ -4709,6 +4721,11 @@ semver@^6.0.0:
   resolved "https://registry.yarnpkg.com/semver/-/semver-6.0.0.tgz#05e359ee571e5ad7ed641a6eec1e547ba52dea65"
   integrity sha512-0UewU+9rFapKFnlbirLi3byoOuhrSsli/z/ihNnvM24vgF+8sNBiI1LZPBSH9wJKUwaUbw+s3hToDLCXkrghrQ==
 
+semver@^6.1.1:
+  version "6.1.1"
+  resolved "https://registry.yarnpkg.com/semver/-/semver-6.1.1.tgz#53f53da9b30b2103cd4f15eab3a18ecbcb210c9b"
+  integrity sha512-rWYq2e5iYW+fFe/oPPtYJxYgjBm8sC4rmoGdUOgBB7VnwKt6HrL793l2voH1UlsyYZpJ4g0wfjnTEO1s1NP2eQ==
+
 send@0.17.1:
   version "0.17.1"
   resolved "https://registry.yarnpkg.com/send/-/send-0.17.1.tgz#c1d8b059f7900f7466dd4938bdc44e11ddb376c8"
@@ -5544,10 +5561,10 @@ webpack-dev-middleware@^3.7.0:
     range-parser "^1.2.1"
     webpack-log "^2.0.0"
 
-webpack-dev-server@3.4.1:
-  version "3.4.1"
-  resolved "https://registry.yarnpkg.com/webpack-dev-server/-/webpack-dev-server-3.4.1.tgz#a5fd8dec95dec410098e7d9a037ff9405395d51a"
-  integrity sha512-CRqZQX2ryMtrg0r3TXQPpNh76eM1HD3Wmu6zDBxIKi/d2y+4aa28Ia8weNT0bfgWpY6Vs3Oq/K8+DjfbR+tWYw==
+webpack-dev-server@3.7.1:
+  version "3.7.1"
+  resolved "https://registry.yarnpkg.com/webpack-dev-server/-/webpack-dev-server-3.7.1.tgz#ce10ca0ad6cf28b03e2ce9808684a8616039155d"
+  integrity sha512-GSBjjDMQ+uJI/Rcw/NfXDq5QpfE4HviafCy2SdbJ8Q22MwsnyoHd5TbWRfxgkbklsMx+ZNgWIKK+cB28ynjiDQ==
   dependencies:
     ansi-html "0.0.7"
     bonjour "^3.5.0"
@@ -5556,19 +5573,20 @@ webpack-dev-server@3.4.1:
     connect-history-api-fallback "^1.6.0"
     debug "^4.1.1"
     del "^4.1.1"
-    express "^4.17.0"
+    express "^4.17.1"
     html-entities "^1.2.1"
     http-proxy-middleware "^0.19.1"
     import-local "^2.0.0"
     internal-ip "^4.3.0"
     ip "^1.1.5"
     killable "^1.0.1"
-    loglevel "^1.6.1"
+    loglevel "^1.6.2"
     opn "^5.5.0"
+    p-retry "^3.0.1"
     portfinder "^1.0.20"
     schema-utils "^1.0.0"
     selfsigned "^1.10.4"
-    semver "^6.0.0"
+    semver "^6.1.1"
     serve-index "^1.9.1"
     sockjs "0.3.19"
     sockjs-client "1.3.0"