diff --git a/package-lock.json b/package-lock.json
index ef3c77e..9800c9e 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -886,12 +886,6 @@
         "delayed-stream": "~1.0.0"
       }
     },
-    "commander": {
-      "version": "2.20.3",
-      "resolved": "https://registry.npmjs.org/commander/-/commander-2.20.3.tgz",
-      "integrity": "sha512-GpVkmM8vF2vQUkj2LvZmD35JxeJOLCwJ9cUkugyk2nuhbv3+mJvpLYYt+0+USMxE+oj+ey/lJEnhZw75x/OMcQ==",
-      "optional": true
-    },
     "concat-map": {
       "version": "0.0.1",
       "resolved": "https://registry.npmjs.org/concat-map/-/concat-map-0.0.1.tgz",
@@ -1584,15 +1578,20 @@
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     "express-handlebars": {
-      "version": "4.0.3",
-      "resolved": "https://registry.npmjs.org/express-handlebars/-/express-handlebars-4.0.3.tgz",
-      "integrity": "sha512-XSAQRreb0LzzSAQG7DRCaidqWYdtfOjgHF6VTaN7p6FaUVfFZq4Ki2d5q8WO3cdsEqbYBV69XzG+FRHzNukwiQ==",
+      "version": "5.3.1",
+      "resolved": "https://registry.npmjs.org/express-handlebars/-/express-handlebars-5.3.1.tgz",
+      "integrity": "sha512-mHpf3PAYysgo6M2yl/r0p5ui/gHwVa7vLBgA3ht8HlNxRGcwXSAGOwKAtAEVdHs4j7FDb5ZGsAJoA8nFaogbGw==",
       "requires": {
         "glob": "^7.1.6",
-        "graceful-fs": "^4.2.3",
-        "handlebars": "^4.7.6",
-        "object.assign": "^4.1.0",
-        "promise": "^8.1.0"
+        "graceful-fs": "^4.2.6",
+        "handlebars": "^4.7.7"
+      },
+      "dependencies": {
+        "graceful-fs": {
+          "version": "4.2.9",
+          "resolved": "https://registry.npmjs.org/graceful-fs/-/graceful-fs-4.2.9.tgz",
+          "integrity": "sha512-NtNxqUcXgpW2iMrfqSfR73Glt39K+BLwWsPs94yR63v45T0Wbej7eRmL5cWfwEgqXnmjQp3zaJTshdRW/qC2ZQ=="
+        }
       }
     },
     "express-session": {
@@ -1948,9 +1947,9 @@
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     },
     "handlebars": {
-      "version": "4.7.6",
-      "resolved": "https://registry.npmjs.org/handlebars/-/handlebars-4.7.6.tgz",
-      "integrity": "sha512-1f2BACcBfiwAfStCKZNrUCgqNZkGsAT7UM3kkYtXuLo0KnaVfjKOyf7PRzB6++aK9STyT1Pd2ZCPe3EGOXleXA==",
+      "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": {
         "minimist": "^1.2.5",
         "neo-async": "^2.6.0",
@@ -2943,9 +2942,9 @@
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     },
     "neo-async": {
-      "version": "2.6.1",
-      "resolved": "https://registry.npmjs.org/neo-async/-/neo-async-2.6.1.tgz",
-      "integrity": "sha512-iyam8fBuCUpWeKPGpaNMetEocMt364qkCsfL9JuhjXX6dRnguRVOfk2GZaDpPjcOKiiXCPINZC1GczQ7iTq3Zw=="
+      "version": "2.6.2",
+      "resolved": "https://registry.npmjs.org/neo-async/-/neo-async-2.6.2.tgz",
+      "integrity": "sha512-Yd3UES5mWCSqR+qNT93S3UoYUkqAZ9lLg8a7g9rimsWmYGK8cVToA4/sF3RrshdyV3sAGMXVUmpMYOw+dLpOuw=="
     },
     "next-tick": {
       "version": "1.0.0",
@@ -3276,14 +3275,6 @@
       "resolved": "https://registry.npmjs.org/process-nextick-args/-/process-nextick-args-2.0.1.tgz",
       "integrity": "sha512-3ouUOpQhtgrbOa17J7+uxOTpITYWaGP7/AhoR3+A+/1e9skrzelGi/dXzEYyvbxubEF6Wn2ypscTKiKJFFn1ag=="
     },
-    "promise": {
-      "version": "8.1.0",
-      "resolved": "https://registry.npmjs.org/promise/-/promise-8.1.0.tgz",
-      "integrity": "sha512-W04AqnILOL/sPRXziNicCjSNRruLAuIHEOVBazepu0545DDNGYHz7ar9ZgZ1fMU8/MA4mVxp5rkBWRi6OXIy3Q==",
-      "requires": {
-        "asap": "~2.0.6"
-      }
-    },
     "proxy-addr": {
       "version": "2.0.6",
       "resolved": "https://registry.npmjs.org/proxy-addr/-/proxy-addr-2.0.6.tgz",
@@ -4269,13 +4260,10 @@
       }
     },
     "uglify-js": {
-      "version": "3.9.1",
-      "resolved": "https://registry.npmjs.org/uglify-js/-/uglify-js-3.9.1.tgz",
-      "integrity": "sha512-JUPoL1jHsc9fOjVFHdQIhqEEJsQvfKDjlubcCilu8U26uZ73qOg8VsN8O1jbuei44ZPlwL7kmbAdM4tzaUvqnA==",
-      "optional": true,
-      "requires": {
-        "commander": "~2.20.3"
-      }
+      "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
     },
     "uglify-to-browserify": {
       "version": "1.0.2",
diff --git a/package.json b/package.json
index 1658396..7894c91 100644
--- a/package.json
+++ b/package.json
@@ -17,7 +17,7 @@
     "csurf": "^1.11.0",
     "ejs": "^3.1.2",
     "express": "^4.17.1",
-    "express-handlebars": "^4.0.3",
+    "express-handlebars": "^5.3.1",
     "express-session": "^1.17.1",
     "express-validator": "^6.5.0",
     "mongodb": "^3.5.7",