diff --git a/student-app-frontend/package-lock.json b/student-app-frontend/package-lock.json
index 7eb9345..1d298b1 100644
--- a/student-app-frontend/package-lock.json
+++ b/student-app-frontend/package-lock.json
@@ -5301,9 +5301,9 @@
       "integrity": "sha512-KaL7+6Fw6i5A2XSnsbhm/6B+NuEA7TZ4vqxnd5tXz9sbKtrN9Srj8ab4vKVdK8YAqZO9P1kg45Y6YLoduPf+kw=="
     },
     "decode-uri-component": {
-      "version": "0.2.0",
-      "resolved": "https://registry.npmjs.org/decode-uri-component/-/decode-uri-component-0.2.0.tgz",
-      "integrity": "sha1-6zkTMzRYd1y4TNGh+uBiEGu4dUU="
+      "version": "0.2.2",
+      "resolved": "https://registry.npmjs.org/decode-uri-component/-/decode-uri-component-0.2.2.tgz",
+      "integrity": "sha512-FqUYQ+8o158GyGTrMFJms9qh3CqTKvAqgqsTnkLI8sKu0028orqBhxNMFkFen0zGyg6epACD32pjVk58ngIErQ=="
     },
     "decompress": {
       "version": "4.2.1",
diff --git a/student-app-frontend/yarn.lock b/student-app-frontend/yarn.lock
index fa2a668..8044878 100644
--- a/student-app-frontend/yarn.lock
+++ b/student-app-frontend/yarn.lock
@@ -1424,6 +1424,17 @@
   dependencies:
     "@babel/runtime" "^7.4.4"
 
+"@material-ui/lab@^4.0.0-alpha.57":
+  version "4.0.0-alpha.61"
+  resolved "https://registry.yarnpkg.com/@material-ui/lab/-/lab-4.0.0-alpha.61.tgz#9bf8eb389c0c26c15e40933cc114d4ad85e3d978"
+  integrity sha512-rSzm+XKiNUjKegj8bzt5+pygZeckNLOr+IjykH8sYdVk7dE9y2ZuUSofiMV2bJk3qU+JHwexmw+q0RyNZB9ugg==
+  dependencies:
+    "@babel/runtime" "^7.4.4"
+    "@material-ui/utils" "^4.11.3"
+    clsx "^1.0.4"
+    prop-types "^15.7.2"
+    react-is "^16.8.0 || ^17.0.0"
+
 "@material-ui/styles@^4.11.3":
   version "4.11.3"
   resolved "https://registry.yarnpkg.com/@material-ui/styles/-/styles-4.11.3.tgz#1b8d97775a4a643b53478c895e3f2a464e8916f2"
@@ -1470,6 +1481,15 @@
     prop-types "^15.7.2"
     react-is "^16.8.0 || ^17.0.0"
 
+"@material-ui/utils@^4.11.3":
+  version "4.11.3"
+  resolved "https://registry.yarnpkg.com/@material-ui/utils/-/utils-4.11.3.tgz#232bd86c4ea81dab714f21edad70b7fdf0253942"
+  integrity sha512-ZuQPV4rBK/V1j2dIkSSEcH5uT6AaHuKWFfotADHsC0wVL1NLd2WkFCm4ZZbX33iO4ydl6V0GPngKm8HZQ2oujg==
+  dependencies:
+    "@babel/runtime" "^7.4.4"
+    prop-types "^15.7.2"
+    react-is "^16.8.0 || ^17.0.0"
+
 "@nodelib/fs.scandir@2.1.4":
   version "2.1.4"
   resolved "https://registry.yarnpkg.com/@nodelib/fs.scandir/-/fs.scandir-2.1.4.tgz#d4b3549a5db5de2683e0c1071ab4f140904bbf69"
@@ -4239,9 +4259,9 @@ decimal.js@^10.2.0:
   integrity sha512-KaL7+6Fw6i5A2XSnsbhm/6B+NuEA7TZ4vqxnd5tXz9sbKtrN9Srj8ab4vKVdK8YAqZO9P1kg45Y6YLoduPf+kw==
 
 decode-uri-component@^0.2.0:
-  version "0.2.0"
-  resolved "https://registry.yarnpkg.com/decode-uri-component/-/decode-uri-component-0.2.0.tgz#eb3913333458775cb84cd1a1fae062106bb87545"
-  integrity sha1-6zkTMzRYd1y4TNGh+uBiEGu4dUU=
+  version "0.2.2"
+  resolved "https://registry.yarnpkg.com/decode-uri-component/-/decode-uri-component-0.2.2.tgz#e69dbe25d37941171dd540e024c444cd5188e1e9"
+  integrity sha512-FqUYQ+8o158GyGTrMFJms9qh3CqTKvAqgqsTnkLI8sKu0028orqBhxNMFkFen0zGyg6epACD32pjVk58ngIErQ==
 
 decompress-response@^3.2.0, decompress-response@^3.3.0:
   version "3.3.0"