diff --git a/package-lock.json b/package-lock.json
index 5c4385d..4edfaca 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -81,11 +81,6 @@
       "dev": true,
       "optional": true
     },
-    "asap": {
-      "version": "2.0.6",
-      "resolved": "https://registry.npmjs.org/asap/-/asap-2.0.6.tgz",
-      "integrity": "sha1-5QNHYR1+aQlDIIu9r+vLwvuGbUY="
-    },
     "async": {
       "version": "1.5.2",
       "resolved": "https://registry.npmjs.org/async/-/async-1.5.2.tgz",
@@ -1017,14 +1012,6 @@
       "integrity": "sha1-9lNNFRSCabIDUue+4m9QH5oZEpA=",
       "optional": true
     },
-    "define-properties": {
-      "version": "1.1.3",
-      "resolved": "https://registry.npmjs.org/define-properties/-/define-properties-1.1.3.tgz",
-      "integrity": "sha512-3MqfYKj2lLzdMSf8ZIZE/V+Zuy+BgD6f164e8K2w7dgnpKArBDerGYpM46IYYcjnkdPNMjPk9A6VFB8+3SKlXQ==",
-      "requires": {
-        "object-keys": "^1.0.12"
-      }
-    },
     "depd": {
       "version": "1.1.2",
       "resolved": "https://registry.npmjs.org/depd/-/depd-1.1.2.tgz",
@@ -1140,28 +1127,59 @@
       }
     },
     "express-handlebars": {
-      "version": "3.0.0",
-      "resolved": "https://registry.npmjs.org/express-handlebars/-/express-handlebars-3.0.0.tgz",
-      "integrity": "sha1-gKBwu4GbCeSvLKbQeA91zgXnXC8=",
+      "version": "5.3.1",
+      "resolved": "https://registry.npmjs.org/express-handlebars/-/express-handlebars-5.3.1.tgz",
+      "integrity": "sha512-mHpf3PAYysgo6M2yl/r0p5ui/gHwVa7vLBgA3ht8HlNxRGcwXSAGOwKAtAEVdHs4j7FDb5ZGsAJoA8nFaogbGw==",
       "requires": {
-        "glob": "^6.0.4",
-        "graceful-fs": "^4.1.2",
-        "handlebars": "^4.0.14",
-        "object.assign": "^4.0.3",
-        "promise": "^7.0.0"
+        "glob": "^7.1.6",
+        "graceful-fs": "^4.2.6",
+        "handlebars": "^4.7.7"
       },
       "dependencies": {
         "glob": {
-          "version": "6.0.4",
-          "resolved": "https://registry.npmjs.org/glob/-/glob-6.0.4.tgz",
-          "integrity": "sha1-DwiGD2oVUSey+t1PnOJLGqtuTSI=",
+          "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": "2 || 3",
+            "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": "http://registry.npmjs.org/minimist/-/minimist-1.2.5.tgz",
+          "integrity": "sha512-FM9nNUYrRBAELZQT3xeZQ7fmMOBg6nWNmJKTcgsJeaLstP/UODVpGsr5OhXhhXg6f+qtJ8uiZ+PUxkDWcgIXLw=="
+        },
+        "source-map": {
+          "version": "0.6.1",
+          "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.6.1.tgz",
+          "integrity": "sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g=="
+        },
+        "wordwrap": {
+          "version": "1.0.0",
+          "resolved": "https://registry.npmjs.org/wordwrap/-/wordwrap-1.0.0.tgz",
+          "integrity": "sha1-J1hIEIkUVqQXHI0CJkQa3pDLyus="
         }
       }
     },
@@ -1801,11 +1819,6 @@
         }
       }
     },
-    "function-bind": {
-      "version": "1.1.1",
-      "resolved": "https://registry.npmjs.org/function-bind/-/function-bind-1.1.1.tgz",
-      "integrity": "sha512-yIovAzMX49sF8Yl58fSCWJ5svSLuaibPxXQJFLmBObTuCr0Mf1KiPopGM9NiFjiYBCbfaa2Fh6breQ6ANVTI0A=="
-    },
     "glob": {
       "version": "7.0.6",
       "resolved": "https://registry.npmjs.org/glob/-/glob-7.0.6.tgz",
@@ -1849,7 +1862,8 @@
     "graceful-fs": {
       "version": "4.1.11",
       "resolved": "https://registry.npmjs.org/graceful-fs/-/graceful-fs-4.1.11.tgz",
-      "integrity": "sha1-Dovf5NHduIVNZOBOp8AOKgJuVlg="
+      "integrity": "sha1-Dovf5NHduIVNZOBOp8AOKgJuVlg=",
+      "dev": true
     },
     "handlebars": {
       "version": "4.0.14",
@@ -1892,11 +1906,6 @@
         "ansi-regex": "^2.0.0"
       }
     },
-    "has-symbols": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/has-symbols/-/has-symbols-1.0.0.tgz",
-      "integrity": "sha1-uhqPGvKg/DllD1yFA2dwQSIGO0Q="
-    },
     "hbs": {
       "version": "4.0.1",
       "resolved": "https://registry.npmjs.org/hbs/-/hbs-4.0.1.tgz",
@@ -2240,6 +2249,11 @@
       "resolved": "https://registry.npmjs.org/negotiator/-/negotiator-0.6.1.tgz",
       "integrity": "sha1-KzJxhOiZIQEXeyhWP7XnECrNDKk="
     },
+    "neo-async": {
+      "version": "2.6.2",
+      "resolved": "https://registry.npmjs.org/neo-async/-/neo-async-2.6.2.tgz",
+      "integrity": "sha512-Yd3UES5mWCSqR+qNT93S3UoYUkqAZ9lLg8a7g9rimsWmYGK8cVToA4/sF3RrshdyV3sAGMXVUmpMYOw+dLpOuw=="
+    },
     "normalize-path": {
       "version": "2.1.1",
       "resolved": "https://registry.npmjs.org/normalize-path/-/normalize-path-2.1.1.tgz",
@@ -2262,22 +2276,6 @@
       "integrity": "sha1-IQmtx5ZYh8/AXLvUQsrIv7s2CGM=",
       "dev": true
     },
-    "object-keys": {
-      "version": "1.0.12",
-      "resolved": "https://registry.npmjs.org/object-keys/-/object-keys-1.0.12.tgz",
-      "integrity": "sha512-FTMyFUm2wBcGHnH2eXmz7tC6IwlqQZ6mVZ+6dm6vZ4IQIHjs6FdNsQBuKGPuUUUY6NfJw2PshC08Tn6LzLDOag=="
-    },
-    "object.assign": {
-      "version": "4.1.0",
-      "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"
-      }
-    },
     "object.omit": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/object.omit/-/object.omit-2.0.1.tgz",
@@ -2390,14 +2388,6 @@
       "dev": true,
       "optional": true
     },
-    "promise": {
-      "version": "7.3.1",
-      "resolved": "https://registry.npmjs.org/promise/-/promise-7.3.1.tgz",
-      "integrity": "sha512-nolQXZ/4L+bP/UGlkfaIujX9BKxGwmQ9OT4mOt5yvy8iK1h3wqTEJCijzGANTCCl9nWjY41juyAn2K3Q1hLLTg==",
-      "requires": {
-        "asap": "~2.0.3"
-      }
-    },
     "proxy-addr": {
       "version": "2.0.4",
       "resolved": "https://registry.npmjs.org/proxy-addr/-/proxy-addr-2.0.4.tgz",
diff --git a/package.json b/package.json
index 1ab58a6..23910da 100644
--- a/package.json
+++ b/package.json
@@ -9,7 +9,7 @@
     "cookie-parser": "~1.4.3",
     "debug": "~2.6.9",
     "express": "~4.16.0",
-    "express-handlebars": "^3.0.0",
+    "express-handlebars": "^5.3.1",
     "hbs": "~4.0.1",
     "http-errors": "~1.6.2",
     "morgan": "~1.9.0",