diff --git a/backend/yarn.lock b/backend/yarn.lock
index 0542201..d329054 100644
--- a/backend/yarn.lock
+++ b/backend/yarn.lock
@@ -1229,13 +1229,15 @@ braces@~3.0.2:
     fill-range "^7.0.1"
 
 browserslist@^4.6.0, browserslist@^4.8.3:
-  version "4.8.3"
-  resolved "https://registry.yarnpkg.com/browserslist/-/browserslist-4.8.3.tgz#65802fcd77177c878e015f0e3189f2c4f627ba44"
-  integrity sha512-iU43cMMknxG1ClEZ2MDKeonKE1CCrFVkQK2AqO2YWFmvIrx4JWrvQ4w4hQez6EpVI8rHTtqh/ruHHDHSOKxvUg==
+  version "4.16.6"
+  resolved "https://registry.yarnpkg.com/browserslist/-/browserslist-4.16.6.tgz#d7901277a5a88e554ed305b183ec9b0c08f66fa2"
+  integrity sha512-Wspk/PqO+4W9qp5iUTJsa1B/QrYn1keNCcEP5OvP7WBwT4KaDly0uONYmC6Xa3Z5IqnUgS0KcgLYu1l74x0ZXQ==
   dependencies:
-    caniuse-lite "^1.0.30001017"
-    electron-to-chromium "^1.3.322"
-    node-releases "^1.1.44"
+    caniuse-lite "^1.0.30001219"
+    colorette "^1.2.2"
+    electron-to-chromium "^1.3.723"
+    escalade "^3.1.1"
+    node-releases "^1.1.71"
 
 bson@^1.1.1, bson@~1.1.1:
   version "1.1.3"
@@ -1269,10 +1271,10 @@ camelcase@^4.0.0:
   resolved "https://registry.yarnpkg.com/camelcase/-/camelcase-4.1.0.tgz#d545635be1e33c542649c69173e5de6acfae34dd"
   integrity sha1-1UVjW+HjPFQmScaRc+Xeas+uNN0=
 
-caniuse-lite@^1.0.30001017:
-  version "1.0.30001019"
-  resolved "https://registry.yarnpkg.com/caniuse-lite/-/caniuse-lite-1.0.30001019.tgz#857e3fccaad2b2feb3f1f6d8a8f62d747ea648e1"
-  integrity sha512-6ljkLtF1KM5fQ+5ZN0wuyVvvebJxgJPTmScOMaFuQN2QuOzvRJnWSKfzQskQU5IOU4Gap3zasYPIinzwUjoj/g==
+caniuse-lite@^1.0.30001219:
+  version "1.0.30001230"
+  resolved "https://registry.yarnpkg.com/caniuse-lite/-/caniuse-lite-1.0.30001230.tgz#8135c57459854b2240b57a4a6786044bdc5a9f71"
+  integrity sha512-5yBd5nWCBS+jWKTcHOzXwo5xzcj4ePE/yjtkZyUV1BTUmrBaA9MRGC+e7mxnqXSA90CmCA8L3eKLaSUkt099IQ==
 
 capture-stack-trace@^1.0.0:
   version "1.0.1"
@@ -1325,6 +1327,11 @@ color-name@1.1.3:
   resolved "https://registry.yarnpkg.com/color-name/-/color-name-1.1.3.tgz#a7d0558bd89c42f795dd42328f740831ca53bc25"
   integrity sha1-p9BVi9icQveV3UIyj3QIMcpTvCU=
 
+colorette@^1.2.2:
+  version "1.2.2"
+  resolved "https://registry.yarnpkg.com/colorette/-/colorette-1.2.2.tgz#cbcc79d5e99caea2dbf10eb3a26fd8b3e6acfa94"
+  integrity sha512-MKGMzyfeuutC/ZJ1cba9NqcNpfeqMUcYmyF1ZFY6/Cn7CNSAKx6a+s48sqLqyAiZuaP2TcqMhoo+dlwFnVxT9w==
+
 commander@^2.8.1:
   version "2.20.3"
   resolved "https://registry.yarnpkg.com/commander/-/commander-2.20.3.tgz#fd485e84c03eb4881c20722ba48035e8531aeb33"
@@ -1521,10 +1528,10 @@ ee-first@1.1.1:
   resolved "https://registry.yarnpkg.com/ee-first/-/ee-first-1.1.1.tgz#590c61156b0ae2f4f0255732a158b266bc56b21d"
   integrity sha1-WQxhFWsK4vTwJVcyoViyZrxWsh0=
 
-electron-to-chromium@^1.3.322:
-  version "1.3.328"
-  resolved "https://registry.yarnpkg.com/electron-to-chromium/-/electron-to-chromium-1.3.328.tgz#a619575c42f1d5b443103664f25ffa5a80190ee5"
-  integrity sha512-x4XefnFxDxFwaQ01d/pppJP9meWhOIJ/gtI6/4jqkpsadq79uL7NYSaX64naLmJqvzUBjSrO3IM2+1b/W9KdPg==
+electron-to-chromium@^1.3.723:
+  version "1.3.738"
+  resolved "https://registry.yarnpkg.com/electron-to-chromium/-/electron-to-chromium-1.3.738.tgz#aec24b091c82acbfabbdcce08076a703941d17ca"
+  integrity sha512-vCMf4gDOpEylPSLPLSwAEsz+R3ShP02Y3cAKMZvTqule3XcPp7tgc/0ESI7IS6ZeyBlGClE50N53fIOkcIVnpw==
 
 encodeurl@~1.0.2:
   version "1.0.2"
@@ -1557,6 +1564,11 @@ es-to-primitive@^1.2.1:
     is-date-object "^1.0.1"
     is-symbol "^1.0.2"
 
+escalade@^3.1.1:
+  version "3.1.1"
+  resolved "https://registry.yarnpkg.com/escalade/-/escalade-3.1.1.tgz#d8cfdc7000965c5a0174b4a82eaa5c0552742e40"
+  integrity sha512-k0er2gUkLf8O0zKJiAhmkTnJlTvINGv7ygDNPbeIsX/TJjGJZHuh9B2UxbsaEkmlEo9MfhrSzmhIlhRlI2GXnw==
+
 escape-html@~1.0.3:
   version "1.0.3"
   resolved "https://registry.yarnpkg.com/escape-html/-/escape-html-1.0.3.tgz#0258eae4d3d0c0974de1c169188ef0051d1d1988"
@@ -2305,12 +2317,10 @@ node-modules-regexp@^1.0.0:
   resolved "https://registry.yarnpkg.com/node-modules-regexp/-/node-modules-regexp-1.0.0.tgz#8d9dbe28964a4ac5712e9131642107c71e90ec40"
   integrity sha1-jZ2+KJZKSsVxLpExZCEHxx6Q7EA=
 
-node-releases@^1.1.44:
-  version "1.1.44"
-  resolved "https://registry.yarnpkg.com/node-releases/-/node-releases-1.1.44.tgz#cd66438a6eb875e3eb012b6a12e48d9f4326ffd7"
-  integrity sha512-NwbdvJyR7nrcGrXvKAvzc5raj/NkoJudkarh2yIpJ4t0NH4aqjUDz/486P+ynIW5eokKOfzGNRdYoLfBlomruw==
-  dependencies:
-    semver "^6.3.0"
+node-releases@^1.1.71:
+  version "1.1.72"
+  resolved "https://registry.yarnpkg.com/node-releases/-/node-releases-1.1.72.tgz#14802ab6b1039a79a0c7d662b610a5bbd76eacbe"
+  integrity sha512-LLUo+PpH3dU6XizX3iVoubUNheF/owjXCZZ5yACDxNnPtgFuludV1ZL3ayK1kVep42Rmm0+R9/Y60NQbZ2bifw==
 
 nodemon@^2.0.2:
   version "2.0.2"
@@ -2687,11 +2697,6 @@ semver@^5.0.3, semver@^5.1.0, semver@^5.4.1, semver@^5.5.0, semver@^5.6.0, semve
   resolved "https://registry.yarnpkg.com/semver/-/semver-5.7.1.tgz#a954f931aeba508d307bbf069eff0c01c96116f7"
   integrity sha512-sauaDf/PZdVgrLTNYHRtpXa1iRiKcaebiKQ1BJdpQlWH2lCvexQdX55snPFyK7QzpudqbCI0qXFfOasHdyNDGQ==
 
-semver@^6.3.0:
-  version "6.3.0"
-  resolved "https://registry.yarnpkg.com/semver/-/semver-6.3.0.tgz#ee0a64c8af5e8ceea67687b133761e1becbd1d3d"
-  integrity sha512-b39TBaTSfV6yBrapU89p5fKekE2m/NwnDocOVruQFS1/veMgdzuPcnOM34M6CwxW8jH/lxEa5rBoDeUwu5HHTw==
-
 send@0.17.1:
   version "0.17.1"
   resolved "https://registry.yarnpkg.com/send/-/send-0.17.1.tgz#c1d8b059f7900f7466dd4938bdc44e11ddb376c8"