diff --git a/package-lock.json b/package-lock.json
index e33b65c..6fd8b64 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -965,7 +965,7 @@
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@@ -2662,33 +2662,53 @@
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-        "lodash.isplainobject": "^4.0.6",
-        "lodash.isstring": "^4.0.1",
-        "lodash.once": "^4.0.0",
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+      "resolved": "https://registry.npmjs.org/jsonwebtoken/-/jsonwebtoken-9.0.0.tgz",
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+        "lodash": "^4.17.21",
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+        "semver": "^7.3.8"
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+          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
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+          "resolved": "https://registry.npmjs.org/lru-cache/-/lru-cache-6.0.0.tgz",
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-          "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.1.tgz",
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+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.3.tgz",
+          "integrity": "sha512-6FlzubTLZG3J2a/NVCAleEhjzq5oxgHyaCU9yYXvcLsvoVaHJq/s5xXI6/XXP6tz7R9xAOtHnSO/tXtF3WRTlA=="
+        },
+        "semver": {
+          "version": "7.3.8",
+          "resolved": "https://registry.npmjs.org/semver/-/semver-7.3.8.tgz",
+          "integrity": "sha512-NB1ctGL5rlHrPJtFDVIVzTyQylMLu9N9VICA6HSFJo8MCGVTMW6gfpicwKmmK/dAjTOrqu5l63JJOpDSrAis3A==",
+          "requires": {
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+          }
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+        "yallist": {
+          "version": "4.0.0",
+          "resolved": "https://registry.npmjs.org/yallist/-/yallist-4.0.0.tgz",
+          "integrity": "sha512-3wdGidZyq5PB084XLES5TpOSRA3wjXAlIWMhum2kRcv/41Sn2emQ0dycQW4uZXLejwKvg6EsvbdlVL+FYEct7A=="
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     "jwa": {
-      "version": "1.4.0",
-      "resolved": "https://registry.npmjs.org/jwa/-/jwa-1.4.0.tgz",
-      "integrity": "sha512-mt6IHaq0ZZWDBspg0Pheu3r9sVNMEZn+GJe1zcdYyhFcDSclp3J8xEdO4PjZolZ2i8xlaVU1LetHM0nJejYsEw==",
+      "version": "1.4.1",
+      "resolved": "https://registry.npmjs.org/jwa/-/jwa-1.4.1.tgz",
+      "integrity": "sha512-qiLX/xhEEFKUAJ6FiBMbes3w9ATzyk5W7Hvzpa/SLYdxNtng+gcurvrI7TbACjIXlsJyr05/S1oUhZrc63evQA==",
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@@ -2696,11 +2716,11 @@
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-      "resolved": "https://registry.npmjs.org/jws/-/jws-3.2.1.tgz",
-      "integrity": "sha512-bGA2omSrFUkd72dhh05bIAN832znP4wOU3lfuXtRBuGTbsmNmDXMQg28f0Vsxaxgk4myF5YkKQpz6qeRpMgX9g==",
+      "version": "3.2.2",
+      "resolved": "https://registry.npmjs.org/jws/-/jws-3.2.2.tgz",
+      "integrity": "sha512-YHlZCB6lMTllWDtSPHz/ZXTsi8S00usEV6v1tjq8tOUZzw7DpSDWVXjXDre6ed1w/pd495ODpHZYSdkRTsa0HA==",
       "requires": {
-        "jwa": "^1.2.0",
+        "jwa": "^1.4.1",
         "safe-buffer": "^5.0.1"
       }
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@@ -2749,37 +2769,37 @@
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       "resolved": "https://registry.npmjs.org/lodash.includes/-/lodash.includes-4.3.0.tgz",
-      "integrity": "sha1-YLuYqHy5I8aMoeUTJUgzFISfVT8="
+      "integrity": "sha512-W3Bx6mdkRTGtlJISOvVD/lbqjTlPPUDTMnlXZFnVwi9NKJ6tiAk6LVdlhZMm17VZisqhKcgzpO5Wz91PCt5b0w=="
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     "lodash.isboolean": {
       "version": "3.0.3",
       "resolved": "https://registry.npmjs.org/lodash.isboolean/-/lodash.isboolean-3.0.3.tgz",
-      "integrity": "sha1-bC4XHbKiV82WgC/UOwGyDV9YcPY="
+      "integrity": "sha512-Bz5mupy2SVbPHURB98VAcw+aHh4vRV5IPNhILUCsOzRmsTmSQ17jIuqopAentWoehktxGd9e/hbIXq980/1QJg=="
     },
     "lodash.isinteger": {
       "version": "4.0.4",
       "resolved": "https://registry.npmjs.org/lodash.isinteger/-/lodash.isinteger-4.0.4.tgz",
-      "integrity": "sha1-YZwK89A/iwTDH1iChAt3sRzWg0M="
+      "integrity": "sha512-DBwtEWN2caHQ9/imiNeEA5ys1JoRtRfY3d7V9wkqtbycnAmTvRRmbHKDV4a0EYc678/dia0jrte4tjYwVBaZUA=="
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     "lodash.isnumber": {
       "version": "3.0.3",
       "resolved": "https://registry.npmjs.org/lodash.isnumber/-/lodash.isnumber-3.0.3.tgz",
-      "integrity": "sha1-POdoEMWSjQM1IwGsKHMX8RwLH/w="
+      "integrity": "sha512-QYqzpfwO3/CWf3XP+Z+tkQsfaLL/EnUlXWVkIk5FUPc4sBdTehEqZONuyRt2P67PXAk+NXmTBcc97zw9t1FQrw=="
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     "lodash.isplainobject": {
       "version": "4.0.6",
       "resolved": "https://registry.npmjs.org/lodash.isplainobject/-/lodash.isplainobject-4.0.6.tgz",
-      "integrity": "sha1-fFJqUtibRcRcxpC4gWO+BJf1UMs="
+      "integrity": "sha512-oSXzaWypCMHkPC3NvBEaPHf0KsA5mvPrOPgQWDsbg8n7orZ290M0BmC/jgRZ4vcJ6DTAhjrsSYgdsW/F+MFOBA=="
     },
     "lodash.isstring": {
       "version": "4.0.1",
       "resolved": "https://registry.npmjs.org/lodash.isstring/-/lodash.isstring-4.0.1.tgz",
-      "integrity": "sha1-1SfftUVuynzJu5XV2ur4i6VKVFE="
+      "integrity": "sha512-0wJxfxH1wgO3GrbuP+dTTk7op+6L41QCXbGINEmD+ny/G/eCqGzxyCsh7159S+mgDDcoarnBw6PC1PS5+wUGgw=="
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     "lodash.once": {
       "version": "4.1.1",
       "resolved": "https://registry.npmjs.org/lodash.once/-/lodash.once-4.1.1.tgz",
-      "integrity": "sha1-DdOXEhPHxW34gJd9UEyI+0cal6w="
+      "integrity": "sha512-Sb487aTOCr9drQVL8pIxOzVhafOjZN9UU54hiN8PU3uAiSV7lx1yYNpbNmex2PK6dSJoNTSJUUswT651yww3Mg=="
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     "loose-envify": {
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@@ -3285,6 +3305,30 @@
       "requires": {
         "jsonwebtoken": "^8.2.0",
         "passport-strategy": "^1.0.0"
+      },
+      "dependencies": {
+        "jsonwebtoken": {
+          "version": "8.5.1",
+          "resolved": "https://registry.npmjs.org/jsonwebtoken/-/jsonwebtoken-8.5.1.tgz",
+          "integrity": "sha512-XjwVfRS6jTMsqYs0EsuJ4LGxXV14zQybNd4L2r0UvbVnSF9Af8x7p5MzbJ90Ioz/9TI41/hTCvznF/loiSzn8w==",
+          "requires": {
+            "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",
+            "ms": "^2.1.1",
+            "semver": "^5.6.0"
+          }
+        },
+        "ms": {
+          "version": "2.1.3",
+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.3.tgz",
+          "integrity": "sha512-6FlzubTLZG3J2a/NVCAleEhjzq5oxgHyaCU9yYXvcLsvoVaHJq/s5xXI6/XXP6tz7R9xAOtHnSO/tXtF3WRTlA=="
+        }
       }
     },
     "passport-strategy": {
diff --git a/package.json b/package.json
index 0297086..a3bd613 100644
--- a/package.json
+++ b/package.json
@@ -23,7 +23,7 @@
         "body-parser": "^1.18.3",
         "express": "^4.16.4",
         "gravatar": "^1.8.0",
-        "jsonwebtoken": "^8.5.0",
+        "jsonwebtoken": "^9.0.0",
         "mongoose": "^5.4.19",
         "passport": "^0.4.0",
         "passport-jwt": "^4.0.0",