diff --git a/package-lock.json b/package-lock.json
index 23e6570..06d5c6b 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1728,6 +1728,7 @@
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+      "dev": true,
       "requires": {
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       }
@@ -2531,15 +2532,55 @@
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     "express-handlebars": {
-      "version": "3.1.0",
-      "resolved": "https://registry.npmjs.org/express-handlebars/-/express-handlebars-3.1.0.tgz",
-      "integrity": "sha512-7QlaXnSREMmN5P2o4gmpUZDfJlLtfBka9d6r7/ccXaU7rPp76odw9YYtwZYdIiha2JqwiaG6o2Wu6NZJQ0u7Fg==",
+      "version": "5.3.1",
+      "resolved": "https://registry.npmjs.org/express-handlebars/-/express-handlebars-5.3.1.tgz",
+      "integrity": "sha512-mHpf3PAYysgo6M2yl/r0p5ui/gHwVa7vLBgA3ht8HlNxRGcwXSAGOwKAtAEVdHs4j7FDb5ZGsAJoA8nFaogbGw==",
       "requires": {
-        "glob": "^7.1.3",
-        "graceful-fs": "^4.1.2",
-        "handlebars": "^4.1.2",
-        "object.assign": "^4.1.0",
-        "promise": "^8.0.2"
+        "glob": "^7.1.6",
+        "graceful-fs": "^4.2.6",
+        "handlebars": "^4.7.7"
+      },
+      "dependencies": {
+        "glob": {
+          "version": "7.2.0",
+          "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"
+          }
+        },
+        "graceful-fs": {
+          "version": "4.2.9",
+          "resolved": "https://registry.npmjs.org/graceful-fs/-/graceful-fs-4.2.9.tgz",
+          "integrity": "sha512-NtNxqUcXgpW2iMrfqSfR73Glt39K+BLwWsPs94yR63v45T0Wbej7eRmL5cWfwEgqXnmjQp3zaJTshdRW/qC2ZQ=="
+        },
+        "handlebars": {
+          "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",
+            "source-map": "^0.6.1",
+            "uglify-js": "^3.1.4",
+            "wordwrap": "^1.0.0"
+          }
+        },
+        "minimist": {
+          "version": "1.2.5",
+          "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.5.tgz",
+          "integrity": "sha512-FM9nNUYrRBAELZQT3xeZQ7fmMOBg6nWNmJKTcgsJeaLstP/UODVpGsr5OhXhhXg6f+qtJ8uiZ+PUxkDWcgIXLw=="
+        },
+        "wordwrap": {
+          "version": "1.0.0",
+          "resolved": "https://registry.npmjs.org/wordwrap/-/wordwrap-1.0.0.tgz",
+          "integrity": "sha1-J1hIEIkUVqQXHI0CJkQa3pDLyus="
+        }
       }
     },
     "express-session": {
@@ -3842,7 +3883,8 @@
     "has-symbols": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/has-symbols/-/has-symbols-1.0.0.tgz",
-      "integrity": "sha1-uhqPGvKg/DllD1yFA2dwQSIGO0Q="
+      "integrity": "sha1-uhqPGvKg/DllD1yFA2dwQSIGO0Q=",
+      "dev": true
     },
     "has-unicode": {
       "version": "2.0.1",
@@ -6186,7 +6228,8 @@
     "object-keys": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/object-keys/-/object-keys-1.1.1.tgz",
-      "integrity": "sha512-NuAESUOUMrlIXOfHKzD6bpPu3tYt3xvjNdRIQ+FeT0lNb4K8WR70CaDxhuNguS2XG+GjkyMwOzsN5ZktImfhLA=="
+      "integrity": "sha512-NuAESUOUMrlIXOfHKzD6bpPu3tYt3xvjNdRIQ+FeT0lNb4K8WR70CaDxhuNguS2XG+GjkyMwOzsN5ZktImfhLA==",
+      "dev": true
     },
     "object-visit": {
       "version": "1.0.1",
@@ -6207,6 +6250,7 @@
       "version": "4.1.0",
       "resolved": "https://registry.npmjs.org/object.assign/-/object.assign-4.1.0.tgz",
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+      "dev": true,
       "requires": {
         "define-properties": "^1.1.2",
         "function-bind": "^1.1.1",
@@ -6785,14 +6829,6 @@
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       "dev": true
     },
-    "promise": {
-      "version": "8.0.3",
-      "resolved": "https://registry.npmjs.org/promise/-/promise-8.0.3.tgz",
-      "integrity": "sha512-HeRDUL1RJiLhyA0/grn+PTShlBAcLuh/1BJGtrvjwbvRDCTLLMEz9rOGCV+R3vHY4MixIuoMEd9Yq/XvsTPcjw==",
-      "requires": {
-        "asap": "~2.0.6"
-      }
-    },
     "proxy-addr": {
       "version": "2.0.5",
       "resolved": "https://registry.npmjs.org/proxy-addr/-/proxy-addr-2.0.5.tgz",
diff --git a/package.json b/package.json
index 66aa878..e6f5f31 100644
--- a/package.json
+++ b/package.json
@@ -35,7 +35,7 @@
     "errorhandler": "^1.5.1",
     "express": "^4.17.1",
     "express-flash": "^0.0.2",
-    "express-handlebars": "^3.1.0",
+    "express-handlebars": "^5.3.1",
     "express-session": "^1.16.2",
     "express-status-monitor": "^1.2.6",
     "fbgraph": "^1.4.4",