diff --git a/backend/package.json b/backend/package.json
index bc68210..c2a75c3 100644
--- a/backend/package.json
+++ b/backend/package.json
@@ -15,7 +15,7 @@
 		"express-fileupload": "^1.1.9",
 		"gravatar": "^1.8.0",
 		"json-schema-ref-parser": "^8.0.0",
-		"jsonwebtoken": "^8.5.1",
+		"jsonwebtoken": "^9.0.0",
 		"knex": "^0.20.13",
 		"liquidjs": "^9.11.10",
 		"lodash": "^4.17.21",
diff --git a/backend/yarn.lock b/backend/yarn.lock
index 396e11c..1441f93 100644
--- a/backend/yarn.lock
+++ b/backend/yarn.lock
@@ -1921,21 +1921,15 @@ json5@^2.1.1:
   dependencies:
     minimist "^1.2.5"
 
-jsonwebtoken@^8.5.1:
-  version "8.5.1"
-  resolved "https://registry.yarnpkg.com/jsonwebtoken/-/jsonwebtoken-8.5.1.tgz#00e71e0b8df54c2121a1f26137df2280673bcc0d"
-  integrity sha512-XjwVfRS6jTMsqYs0EsuJ4LGxXV14zQybNd4L2r0UvbVnSF9Af8x7p5MzbJ90Ioz/9TI41/hTCvznF/loiSzn8w==
+jsonwebtoken@^9.0.0:
+  version "9.0.0"
+  resolved "https://registry.yarnpkg.com/jsonwebtoken/-/jsonwebtoken-9.0.0.tgz#d0faf9ba1cc3a56255fe49c0961a67e520c1926d"
+  integrity sha512-tuGfYXxkQGDPnLJ7SibiQgVgeDgfbPq2k2ICcbgqW8WxWLBAxKQM/ZCu/IT8SOSwmaYl4dpTFCW5xZv7YbbWUw==
   dependencies:
     jws "^3.2.2"
-    lodash.includes "^4.3.0"
-    lodash.isboolean "^3.0.3"
-    lodash.isinteger "^4.0.4"
-    lodash.isnumber "^3.0.3"
-    lodash.isplainobject "^4.0.6"
-    lodash.isstring "^4.0.1"
-    lodash.once "^4.0.0"
+    lodash "^4.17.21"
     ms "^2.1.1"
-    semver "^5.6.0"
+    semver "^7.3.8"
 
 jwa@^1.4.1:
   version "1.4.1"
@@ -2087,41 +2081,11 @@ lodash.flatten@^4.4.0:
   resolved "https://registry.yarnpkg.com/lodash.flatten/-/lodash.flatten-4.4.0.tgz#f31c22225a9632d2bbf8e4addbef240aa765a61f"
   integrity sha1-8xwiIlqWMtK7+OSt2+8kCqdlph8=
 
-lodash.includes@^4.3.0:
-  version "4.3.0"
-  resolved "https://registry.yarnpkg.com/lodash.includes/-/lodash.includes-4.3.0.tgz#60bb98a87cb923c68ca1e51325483314849f553f"
-  integrity sha1-YLuYqHy5I8aMoeUTJUgzFISfVT8=
-
-lodash.isboolean@^3.0.3:
-  version "3.0.3"
-  resolved "https://registry.yarnpkg.com/lodash.isboolean/-/lodash.isboolean-3.0.3.tgz#6c2e171db2a257cd96802fd43b01b20d5f5870f6"
-  integrity sha1-bC4XHbKiV82WgC/UOwGyDV9YcPY=
-
-lodash.isinteger@^4.0.4:
-  version "4.0.4"
-  resolved "https://registry.yarnpkg.com/lodash.isinteger/-/lodash.isinteger-4.0.4.tgz#619c0af3d03f8b04c31f5882840b77b11cd68343"
-  integrity sha1-YZwK89A/iwTDH1iChAt3sRzWg0M=
-
-lodash.isnumber@^3.0.3:
-  version "3.0.3"
-  resolved "https://registry.yarnpkg.com/lodash.isnumber/-/lodash.isnumber-3.0.3.tgz#3ce76810c5928d03352301ac287317f11c0b1ffc"
-  integrity sha1-POdoEMWSjQM1IwGsKHMX8RwLH/w=
-
 lodash.isplainobject@^4.0.6:
   version "4.0.6"
   resolved "https://registry.yarnpkg.com/lodash.isplainobject/-/lodash.isplainobject-4.0.6.tgz#7c526a52d89b45c45cc690b88163be0497f550cb"
   integrity sha1-fFJqUtibRcRcxpC4gWO+BJf1UMs=
 
-lodash.isstring@^4.0.1:
-  version "4.0.1"
-  resolved "https://registry.yarnpkg.com/lodash.isstring/-/lodash.isstring-4.0.1.tgz#d527dfb5456eca7cc9bb95d5daeaf88ba54a5451"
-  integrity sha1-1SfftUVuynzJu5XV2ur4i6VKVFE=
-
-lodash.once@^4.0.0:
-  version "4.1.1"
-  resolved "https://registry.yarnpkg.com/lodash.once/-/lodash.once-4.1.1.tgz#0dd3971213c7c56df880977d504c88fb471a97ac"
-  integrity sha1-DdOXEhPHxW34gJd9UEyI+0cal6w=
-
 lodash.union@^4.6.0:
   version "4.6.0"
   resolved "https://registry.yarnpkg.com/lodash.union/-/lodash.union-4.6.0.tgz#48bb5088409f16f1821666641c44dd1aaae3cd88"
@@ -2142,6 +2106,13 @@ lowercase-keys@^2.0.0:
   resolved "https://registry.yarnpkg.com/lowercase-keys/-/lowercase-keys-2.0.0.tgz#2603e78b7b4b0006cbca2fbcc8a3202558ac9479"
   integrity sha512-tqNXrS78oMOE73NMxK4EMLQsQowWf8jKooH9g7xPavRT706R6bkQJ6DY2Te7QukaZsulxa30wQ7bk0pm4XiHmA==
 
+lru-cache@^6.0.0:
+  version "6.0.0"
+  resolved "https://registry.yarnpkg.com/lru-cache/-/lru-cache-6.0.0.tgz#6d6fe6570ebd96aaf90fcad1dafa3b2566db3a94"
+  integrity sha512-Jo6dJ04CmSjuznwJSS3pUeWmd/H0ffTlkXXgwZi+eq1UCmqQwCh+eLsYOYCwY991i2Fah4h1BEMCx4qThGbsiA==
+  dependencies:
+    yallist "^4.0.0"
+
 make-dir@^3.0.0:
   version "3.1.0"
   resolved "https://registry.yarnpkg.com/make-dir/-/make-dir-3.1.0.tgz#415e967046b3a7f1d185277d84aa58203726a13f"
@@ -3051,7 +3022,7 @@ semver-diff@^3.1.1:
   dependencies:
     semver "^6.3.0"
 
-semver@^5.3.0, semver@^5.5.0, semver@^5.6.0, semver@^5.7.1:
+semver@^5.3.0, semver@^5.5.0, semver@^5.7.1:
   version "5.7.1"
   resolved "https://registry.yarnpkg.com/semver/-/semver-5.7.1.tgz#a954f931aeba508d307bbf069eff0c01c96116f7"
   integrity sha512-sauaDf/PZdVgrLTNYHRtpXa1iRiKcaebiKQ1BJdpQlWH2lCvexQdX55snPFyK7QzpudqbCI0qXFfOasHdyNDGQ==
@@ -3061,6 +3032,13 @@ semver@^6.0.0, semver@^6.1.2, semver@^6.2.0, semver@^6.3.0:
   resolved "https://registry.yarnpkg.com/semver/-/semver-6.3.0.tgz#ee0a64c8af5e8ceea67687b133761e1becbd1d3d"
   integrity sha512-b39TBaTSfV6yBrapU89p5fKekE2m/NwnDocOVruQFS1/veMgdzuPcnOM34M6CwxW8jH/lxEa5rBoDeUwu5HHTw==
 
+semver@^7.3.8:
+  version "7.3.8"
+  resolved "https://registry.yarnpkg.com/semver/-/semver-7.3.8.tgz#07a78feafb3f7b32347d725e33de7e2a2df67798"
+  integrity sha512-NB1ctGL5rlHrPJtFDVIVzTyQylMLu9N9VICA6HSFJo8MCGVTMW6gfpicwKmmK/dAjTOrqu5l63JJOpDSrAis3A==
+  dependencies:
+    lru-cache "^6.0.0"
+
 send@0.17.1:
   version "0.17.1"
   resolved "https://registry.yarnpkg.com/send/-/send-0.17.1.tgz#c1d8b059f7900f7466dd4938bdc44e11ddb376c8"
@@ -3719,6 +3697,11 @@ yallist@^3.0.0, yallist@^3.1.1:
   resolved "https://registry.yarnpkg.com/yallist/-/yallist-3.1.1.tgz#dbb7daf9bfd8bac9ab45ebf602b8cbad0d5d08fd"
   integrity sha512-a4UGQaWPH59mOXUYnAG2ewncQS4i4F43Tv3JoAM+s2VDAmS9NsK8GpDMLrCHPksFT7h3K6TOoUNn2pb7RoXx4g==
 
+yallist@^4.0.0:
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/yallist/-/yallist-4.0.0.tgz#9bb92790d9c0effec63be73519e11a35019a3a72"
+  integrity sha512-3wdGidZyq5PB084XLES5TpOSRA3wjXAlIWMhum2kRcv/41Sn2emQ0dycQW4uZXLejwKvg6EsvbdlVL+FYEct7A==
+
 yargs-parser@^18.1.2:
   version "18.1.3"
   resolved "https://registry.yarnpkg.com/yargs-parser/-/yargs-parser-18.1.3.tgz#be68c4975c6b2abf469236b0c870362fab09a7b0"