diff --git a/package-lock.json b/package-lock.json
index 727f1a8..de0ee5f 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1142,14 +1142,6 @@
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@@ -2010,6 +2002,15 @@
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+      "resolved": "https://registry.npmjs.org/call-bind/-/call-bind-1.0.2.tgz",
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+      "requires": {
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+        "get-intrinsic": "^1.0.2"
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       "resolved": "https://registry.npmjs.org/camelcase/-/camelcase-4.1.0.tgz",
@@ -2159,7 +2160,8 @@
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+      "dev": true
     },
     "commondir": {
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@@ -2872,15 +2874,33 @@
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-      "resolved": "https://registry.npmjs.org/express-handlebars/-/express-handlebars-3.0.2.tgz",
-      "integrity": "sha512-rPaSqR8xPnSqfvWvI8Mhtn7nifaMmySq6yhWkjH07Ks/nuDaRngJyf7eDN2I7PBkNVdZHf0Bz+1rY1yrZFdx8g==",
+      "version": "5.3.1",
+      "resolved": "https://registry.npmjs.org/express-handlebars/-/express-handlebars-5.3.1.tgz",
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-        "graceful-fs": "^4.1.2",
-        "handlebars": "^4.0.13",
-        "object.assign": "^4.1.0",
-        "promise": "^8.0.2"
+        "glob": "^7.1.6",
+        "graceful-fs": "^4.2.6",
+        "handlebars": "^4.7.7"
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+          "resolved": "https://registry.npmjs.org/glob/-/glob-7.2.0.tgz",
+          "integrity": "sha512-lmLf6gtyrPq8tTjSmrO94wBeQbFR3HbLHbuyD69wuyQkImp2hWqMGB47OX65FBkPffO641IP9jWa1z4ivqG26Q==",
+          "requires": {
+            "fs.realpath": "^1.0.0",
+            "inflight": "^1.0.4",
+            "inherits": "2",
+            "minimatch": "^3.0.4",
+            "once": "^1.3.0",
+            "path-is-absolute": "^1.0.0"
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+        "graceful-fs": {
+          "version": "4.2.9",
+          "resolved": "https://registry.npmjs.org/graceful-fs/-/graceful-fs-4.2.9.tgz",
+          "integrity": "sha512-NtNxqUcXgpW2iMrfqSfR73Glt39K+BLwWsPs94yR63v45T0Wbej7eRmL5cWfwEgqXnmjQp3zaJTshdRW/qC2ZQ=="
+        }
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     },
     "express-session": {
@@ -3196,7 +3216,8 @@
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-          "dev": true
+          "dev": true,
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@@ -3217,12 +3238,14 @@
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-          "dev": true
+          "dev": true,
+          "optional": true
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           "bundled": true,
           "dev": true,
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@@ -3237,17 +3260,20 @@
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-          "dev": true
+          "dev": true,
+          "optional": true
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           "version": "0.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
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           "version": "1.1.0",
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+          "dev": true,
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@@ -3364,7 +3390,8 @@
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           "version": "2.0.3",
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-          "dev": true
+          "dev": true,
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@@ -3376,6 +3403,7 @@
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           "dev": true,
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@@ -3390,6 +3418,7 @@
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@@ -3397,12 +3426,14 @@
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           "version": "0.0.8",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
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           "version": "2.3.5",
           "bundled": true,
           "dev": true,
+          "optional": true,
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@@ -3421,6 +3452,7 @@
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           "dev": true,
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@@ -3501,7 +3533,8 @@
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           "version": "1.0.1",
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-          "dev": true
+          "dev": true,
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@@ -3513,6 +3546,7 @@
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           "bundled": true,
           "dev": true,
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@@ -3598,7 +3632,8 @@
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           "version": "5.1.2",
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-          "dev": true
+          "dev": true,
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@@ -3634,6 +3669,7 @@
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           "bundled": true,
           "dev": true,
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@@ -3653,6 +3689,7 @@
           "version": "3.0.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
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@@ -3696,12 +3733,14 @@
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           "version": "1.0.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
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         "yallist": {
           "version": "3.0.3",
           "bundled": true,
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@@ -3715,6 +3754,23 @@
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     },
+    "get-intrinsic": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/get-intrinsic/-/get-intrinsic-1.1.1.tgz",
+      "integrity": "sha512-kWZrnVM42QCiEA2Ig1bG8zjoIMOgxWwYCEeNdwY6Tv/cOSeGpcoX4pXHfKUxNKVoArnrEr2e9srnAxxGIraS9Q==",
+      "requires": {
+        "function-bind": "^1.1.1",
+        "has": "^1.0.3",
+        "has-symbols": "^1.0.1"
+      },
+      "dependencies": {
+        "has-symbols": {
+          "version": "1.0.2",
+          "resolved": "https://registry.npmjs.org/has-symbols/-/has-symbols-1.0.2.tgz",
+          "integrity": "sha512-chXa79rL/UC2KlX17jo3vRGz0azaWEx5tGqZg5pO3NUyEJVB17dMruQlzCCOfUvElghKcm5194+BCRvi2Rv/Gw=="
+        }
+      }
+    },
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@@ -3825,21 +3881,21 @@
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-      "resolved": "https://registry.npmjs.org/handlebars/-/handlebars-4.1.0.tgz",
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+      "version": "4.7.7",
+      "resolved": "https://registry.npmjs.org/handlebars/-/handlebars-4.7.7.tgz",
+      "integrity": "sha512-aAcXm5OAfE/8IXkcZvCepKU3VzW1/39Fb5ZuqMtgI/hT8X2YgoMvBY5dLhq/cpOvw7Lk1nK/UF71aLG/ZnVYRA==",
       "requires": {
-        "async": "^2.5.0",
-        "optimist": "^0.6.1",
+        "minimist": "^1.2.5",
+        "neo-async": "^2.6.0",
         "source-map": "^0.6.1",
-        "uglify-js": "^3.1.4"
+        "uglify-js": "^3.1.4",
+        "wordwrap": "^1.0.0"
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-      "dev": true,
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@@ -3852,7 +3908,8 @@
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-      "integrity": "sha1-uhqPGvKg/DllD1yFA2dwQSIGO0Q="
+      "integrity": "sha1-uhqPGvKg/DllD1yFA2dwQSIGO0Q=",
+      "dev": true
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     "has-value": {
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@@ -4614,9 +4671,9 @@
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-      "resolved": "https://registry.npmjs.org/minimist/-/minimist-0.0.10.tgz",
-      "integrity": "sha1-3j+YVD2/lggr5IrRoMfNqDYwHc8="
+      "version": "1.2.5",
+      "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.5.tgz",
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@@ -4882,8 +4939,7 @@
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-      "integrity": "sha512-MFh0d/Wa7vkKO3Y3LlacqAEeHK0mckVqzDieUKTT+KGxi+zIpeVsFxymkIiRpbpDziHc290Xr9A1O4Om7otoRA==",
-      "dev": true
+      "integrity": "sha512-MFh0d/Wa7vkKO3Y3LlacqAEeHK0mckVqzDieUKTT+KGxi+zIpeVsFxymkIiRpbpDziHc290Xr9A1O4Om7otoRA=="
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@@ -4949,6 +5005,20 @@
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       "requires": {
         "express-handlebars": "^3.0.0"
+      },
+      "dependencies": {
+        "express-handlebars": {
+          "version": "3.1.0",
+          "resolved": "https://registry.npmjs.org/express-handlebars/-/express-handlebars-3.1.0.tgz",
+          "integrity": "sha512-7QlaXnSREMmN5P2o4gmpUZDfJlLtfBka9d6r7/ccXaU7rPp76odw9YYtwZYdIiha2JqwiaG6o2Wu6NZJQ0u7Fg==",
+          "requires": {
+            "glob": "^7.1.3",
+            "graceful-fs": "^4.1.2",
+            "handlebars": "^4.1.2",
+            "object.assign": "^4.1.0",
+            "promise": "^8.0.2"
+          }
+        }
       }
     },
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@@ -5076,14 +5146,26 @@
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-      "resolved": "https://registry.npmjs.org/object.assign/-/object.assign-4.1.0.tgz",
-      "integrity": "sha512-exHJeq6kBKj58mqGyTQ9DFvrZC/eR6OwxzoM9YRoGBqrXYonaFyGiFMuc9VZrXf7DarreEwMpurG3dd+CNyW5w==",
-      "requires": {
-        "define-properties": "^1.1.2",
-        "function-bind": "^1.1.1",
-        "has-symbols": "^1.0.0",
-        "object-keys": "^1.0.11"
+      "version": "4.1.2",
+      "resolved": "https://registry.npmjs.org/object.assign/-/object.assign-4.1.2.tgz",
+      "integrity": "sha512-ixT2L5THXsApyiUPYKmW+2EHpXXe5Ii3M+f4e+aJFAHao5amFRW6J0OO6c/LU8Be47utCx2GL89hxGB6XSmKuQ==",
+      "requires": {
+        "call-bind": "^1.0.0",
+        "define-properties": "^1.1.3",
+        "has-symbols": "^1.0.1",
+        "object-keys": "^1.1.1"
+      },
+      "dependencies": {
+        "has-symbols": {
+          "version": "1.0.2",
+          "resolved": "https://registry.npmjs.org/has-symbols/-/has-symbols-1.0.2.tgz",
+          "integrity": "sha512-chXa79rL/UC2KlX17jo3vRGz0azaWEx5tGqZg5pO3NUyEJVB17dMruQlzCCOfUvElghKcm5194+BCRvi2Rv/Gw=="
+        },
+        "object-keys": {
+          "version": "1.1.1",
+          "resolved": "https://registry.npmjs.org/object-keys/-/object-keys-1.1.1.tgz",
+          "integrity": "sha512-NuAESUOUMrlIXOfHKzD6bpPu3tYt3xvjNdRIQ+FeT0lNb4K8WR70CaDxhuNguS2XG+GjkyMwOzsN5ZktImfhLA=="
+        }
       }
     },
     "object.getownpropertydescriptors": {
@@ -5126,15 +5208,6 @@
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-      "resolved": "https://registry.npmjs.org/optimist/-/optimist-0.6.1.tgz",
-      "integrity": "sha1-2j6nRob6IaGaERwybpDrFaAZZoY=",
-      "requires": {
-        "minimist": "~0.0.1",
-        "wordwrap": "~0.0.2"
-      }
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     "os-browserify": {
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       "resolved": "https://registry.npmjs.org/os-browserify/-/os-browserify-0.3.0.tgz",
@@ -5419,9 +5492,9 @@
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     },
     "promise": {
-      "version": "8.0.2",
-      "resolved": "https://registry.npmjs.org/promise/-/promise-8.0.2.tgz",
-      "integrity": "sha512-EIyzM39FpVOMbqgzEHhxdrEhtOSDOtjMZQ0M6iVfCE+kWNgCkAyOdnuCWqfmflylftfadU6FkiMgHZA2kUzwRw==",
+      "version": "8.1.0",
+      "resolved": "https://registry.npmjs.org/promise/-/promise-8.1.0.tgz",
+      "integrity": "sha512-W04AqnILOL/sPRXziNicCjSNRruLAuIHEOVBazepu0545DDNGYHz7ar9ZgZ1fMU8/MA4mVxp5rkBWRi6OXIy3Q==",
       "requires": {
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@@ -6557,14 +6630,10 @@
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-      "version": "3.4.9",
-      "resolved": "https://registry.npmjs.org/uglify-js/-/uglify-js-3.4.9.tgz",
-      "integrity": "sha512-8CJsbKOtEbnJsTyv6LE6m6ZKniqMiFWmm9sRbopbkGs3gMPPfd3Fh8iIA4Ykv5MgaTbqHr4BaoGLJLZNhsrW1Q==",
-      "optional": true,
-      "requires": {
-        "commander": "~2.17.1",
-        "source-map": "~0.6.1"
-      }
+      "version": "3.15.1",
+      "resolved": "https://registry.npmjs.org/uglify-js/-/uglify-js-3.15.1.tgz",
+      "integrity": "sha512-FAGKF12fWdkpvNJZENacOH0e/83eG6JyVQyanIJaBXCN1J11TUQv1T1/z8S+Z0CG0ZPk1nPcreF/c7lrTd0TEQ==",
+      "optional": true
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     "uid-safe": {
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@@ -6974,9 +7043,9 @@
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-      "version": "0.0.3",
-      "resolved": "https://registry.npmjs.org/wordwrap/-/wordwrap-0.0.3.tgz",
-      "integrity": "sha1-o9XabNXAvAAI03I0u68b7WMFkQc="
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/wordwrap/-/wordwrap-1.0.0.tgz",
+      "integrity": "sha1-J1hIEIkUVqQXHI0CJkQa3pDLyus="
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diff --git a/package.json b/package.json
index af20a87..8735206 100644
--- a/package.json
+++ b/package.json
@@ -20,7 +20,7 @@
     "cookie-parser": "^1.4.4",
     "dotenv": "^6.2.0",
     "express": "^4.16.4",
-    "express-handlebars": "^3.0.2",
+    "express-handlebars": "^5.3.1",
     "express-session": "^1.15.6",
     "express-validator": "^5.3.1",
     "http-errors": "^1.7.2",