diff --git a/backend/package.json b/backend/package.json
index a631fe6..29fb83b 100644
--- a/backend/package.json
+++ b/backend/package.json
@@ -30,7 +30,7 @@
     "express-async-errors": "^3.1.1",
     "express-brute": "^1.0.1",
     "express-brute-redis": "^0.0.1",
-    "express-handlebars": "^3.1.0",
+    "express-handlebars": "^5.3.1",
     "faker": "^4.1.0",
     "jsonwebtoken": "^8.5.1",
     "mongoose": "^5.9.4",
diff --git a/backend/yarn.lock b/backend/yarn.lock
index 6b26072..12176f1 100644
--- a/backend/yarn.lock
+++ b/backend/yarn.lock
@@ -2295,7 +2295,7 @@ express-brute@~0.4.2:
     memcached "~0.2.4"
     underscore "~1.5.1"
 
-express-handlebars@^3.0.0, express-handlebars@^3.1.0:
+express-handlebars@^3.0.0:
   version "3.1.0"
   resolved "https://registry.yarnpkg.com/express-handlebars/-/express-handlebars-3.1.0.tgz#c177ee9a81f6a2abada6b550b77b3e30c6bc0796"
   integrity sha512-7QlaXnSREMmN5P2o4gmpUZDfJlLtfBka9d6r7/ccXaU7rPp76odw9YYtwZYdIiha2JqwiaG6o2Wu6NZJQ0u7Fg==
@@ -2306,6 +2306,15 @@ express-handlebars@^3.0.0, express-handlebars@^3.1.0:
     object.assign "^4.1.0"
     promise "^8.0.2"
 
+express-handlebars@^5.3.1:
+  version "5.3.1"
+  resolved "https://registry.yarnpkg.com/express-handlebars/-/express-handlebars-5.3.1.tgz#ab97d4e5ecb3780c12564ea7553e5fe4687b0406"
+  integrity sha512-mHpf3PAYysgo6M2yl/r0p5ui/gHwVa7vLBgA3ht8HlNxRGcwXSAGOwKAtAEVdHs4j7FDb5ZGsAJoA8nFaogbGw==
+  dependencies:
+    glob "^7.1.6"
+    graceful-fs "^4.2.6"
+    handlebars "^4.7.7"
+
 express@^4.17.1:
   version "4.17.1"
   resolved "https://registry.yarnpkg.com/express/-/express-4.17.1.tgz#4491fc38605cf51f8629d39c2b5d026f98a4c134"
@@ -2668,7 +2677,7 @@ glob-parent@^5.0.0, glob-parent@~5.1.0:
   dependencies:
     is-glob "^4.0.1"
 
-glob@7.1.6, glob@^7.0.3, glob@^7.1.1, glob@^7.1.2, glob@^7.1.3, glob@^7.1.4:
+glob@7.1.6:
   version "7.1.6"
   resolved "https://registry.yarnpkg.com/glob/-/glob-7.1.6.tgz#141f33b81a7c2492e125594307480c46679278a6"
   integrity sha512-LwaxwyZ72Lk7vZINtNNrywX0ZuLyStrdDtabefZKAY5ZGJhVtgdznluResxNmPitE0SAO+O26sWTHeKSI2wMBA==
@@ -2680,6 +2689,18 @@ glob@7.1.6, glob@^7.0.3, glob@^7.1.1, glob@^7.1.2, glob@^7.1.3, glob@^7.1.4:
     once "^1.3.0"
     path-is-absolute "^1.0.0"
 
+glob@^7.0.3, glob@^7.1.1, glob@^7.1.2, glob@^7.1.3, glob@^7.1.4, glob@^7.1.6:
+  version "7.2.0"
+  resolved "https://registry.yarnpkg.com/glob/-/glob-7.2.0.tgz#d15535af7732e02e948f4c41628bd910293f6023"
+  integrity sha512-lmLf6gtyrPq8tTjSmrO94wBeQbFR3HbLHbuyD69wuyQkImp2hWqMGB47OX65FBkPffO641IP9jWa1z4ivqG26Q==
+  dependencies:
+    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"
+
 global-dirs@^0.1.0:
   version "0.1.1"
   resolved "https://registry.yarnpkg.com/global-dirs/-/global-dirs-0.1.1.tgz#b319c0dd4607f353f3be9cca4c72fc148c49f445"
@@ -2716,25 +2737,20 @@ got@^6.7.1:
     unzip-response "^2.0.1"
     url-parse-lax "^1.0.0"
 
-graceful-fs@^4.1.11, graceful-fs@^4.1.2, graceful-fs@^4.1.6:
-  version "4.2.3"
-  resolved "https://registry.yarnpkg.com/graceful-fs/-/graceful-fs-4.2.3.tgz#4a12ff1b60376ef09862c2093edd908328be8423"
-  integrity sha512-a30VEBm4PEdx1dRB7MFK7BejejvCvBronbLjht+sHuGYj8PHs7M/5Z+rt5lw551vZ7yfTCj4Vuyy3mSJytDWRQ==
-
-graceful-fs@^4.2.4:
-  version "4.2.4"
-  resolved "https://registry.yarnpkg.com/graceful-fs/-/graceful-fs-4.2.4.tgz#2256bde14d3632958c465ebc96dc467ca07a29fb"
-  integrity sha512-WjKPNJF79dtJAVniUlGGWHYGz2jWxT6VhN/4m1NdkbZ2nOsEF+cI1Edgql5zCRhs/VsQYRvrXctxktVXZUkixw==
+graceful-fs@^4.1.11, graceful-fs@^4.1.2, graceful-fs@^4.1.6, graceful-fs@^4.2.4, graceful-fs@^4.2.6:
+  version "4.2.9"
+  resolved "https://registry.yarnpkg.com/graceful-fs/-/graceful-fs-4.2.9.tgz#041b05df45755e587a24942279b9d113146e1c96"
+  integrity sha512-NtNxqUcXgpW2iMrfqSfR73Glt39K+BLwWsPs94yR63v45T0Wbej7eRmL5cWfwEgqXnmjQp3zaJTshdRW/qC2ZQ==
 
 growly@^1.3.0:
   version "1.3.0"
   resolved "https://registry.yarnpkg.com/growly/-/growly-1.3.0.tgz#f10748cbe76af964b7c96c93c6bcc28af120c081"
   integrity sha1-8QdIy+dq+WS3yWyTxrzCivEgwIE=
 
-handlebars@^4.1.2:
-  version "4.7.6"
-  resolved "https://registry.yarnpkg.com/handlebars/-/handlebars-4.7.6.tgz#d4c05c1baf90e9945f77aa68a7a219aa4a7df74e"
-  integrity sha512-1f2BACcBfiwAfStCKZNrUCgqNZkGsAT7UM3kkYtXuLo0KnaVfjKOyf7PRzB6++aK9STyT1Pd2ZCPe3EGOXleXA==
+handlebars@^4.1.2, handlebars@^4.7.7:
+  version "4.7.7"
+  resolved "https://registry.yarnpkg.com/handlebars/-/handlebars-4.7.7.tgz#9ce33416aad02dbd6c8fafa8240d5d98004945a1"
+  integrity sha512-aAcXm5OAfE/8IXkcZvCepKU3VzW1/39Fb5ZuqMtgI/hT8X2YgoMvBY5dLhq/cpOvw7Lk1nK/UF71aLG/ZnVYRA==
   dependencies:
     minimist "^1.2.5"
     neo-async "^2.6.0"