diff --git a/backend/package.json b/backend/package.json
index d63450fbd..db288ac2f 100644
--- a/backend/package.json
+++ b/backend/package.json
@@ -39,7 +39,6 @@
     "@types/express": "^4.17.12",
     "@types/jsonwebtoken": "^8.5.2",
     "@types/libsodium-wrappers": "^0.7.9",
-    "@types/long": "^4.0.1",
     "@types/node": "^16.10.3",
     "@types/nodemailer": "^6.4.4",
     "@typescript-eslint/eslint-plugin": "^4.28.0",
diff --git a/backend/yarn.lock b/backend/yarn.lock
index efbc27ee9..00a41db78 100644
--- a/backend/yarn.lock
+++ b/backend/yarn.lock
@@ -2,7 +2,7 @@
 # yarn lockfile v1
 
 
-"@apollo/protobufjs@1.2.2", "@apollo/protobufjs@^1.2.2":
+"@apollo/protobufjs@1.2.2":
   version "1.2.2"
   resolved "https://registry.yarnpkg.com/@apollo/protobufjs/-/protobufjs-1.2.2.tgz#4bd92cd7701ccaef6d517cdb75af2755f049f87c"
   integrity sha512-vF+zxhPiLtkwxONs6YanSt1EpwpGilThpneExUN5K3tCymuxNnVq2yojTvnpRjv2QfsEIt/n7ozPIIzBLwGIDQ==
@@ -923,7 +923,7 @@
   resolved "https://registry.yarnpkg.com/@types/libsodium-wrappers/-/libsodium-wrappers-0.7.9.tgz#89c3ad2156d5143e64bce86cfeb0045a983aeccc"
   integrity sha512-LisgKLlYQk19baQwjkBZZXdJL0KbeTpdEnrAfz5hQACbklCY0gVFnsKUyjfNWF1UQsCSjw93Sj5jSbiO8RPfdw==
 
-"@types/long@^4.0.0", "@types/long@^4.0.1":
+"@types/long@^4.0.0":
   version "4.0.1"
   resolved "https://registry.yarnpkg.com/@types/long/-/long-4.0.1.tgz#459c65fa1867dafe6a8f322c4c51695663cc55e9"
   integrity sha512-5tXH6Bx/kNGd3MgffdmP4dy2Z+G4eaXw0SE81Tq3BNadtnMR5/ySMzX4SLEzHJzSmPNn4HIdpQsBvXMUykr58w==
@@ -938,7 +938,7 @@
   resolved "https://registry.yarnpkg.com/@types/minimatch/-/minimatch-3.0.5.tgz#1001cc5e6a3704b83c236027e77f2f58ea010f40"
   integrity sha512-Klz949h02Gz2uZCMGwDUSDS1YBlTdDDgbWHi+81l29tQALUtvz4rAYi5uoVhE5Lagoq6DeqAUlbrHvW/mXDgdQ==
 
-"@types/node@*", "@types/node@>=13.7.0", "@types/node@^16.10.3":
+"@types/node@*", "@types/node@^16.10.3":
   version "16.10.3"
   resolved "https://registry.yarnpkg.com/@types/node/-/node-16.10.3.tgz#7a8f2838603ea314d1d22bb3171d899e15c57bd5"
   integrity sha512-ho3Ruq+fFnBrZhUYI46n/bV2GjwzSkwuT4dTf0GkuNFmnb8nq4ny2z9JEVemFi6bdEJanHLlYfy9c6FN9B9McQ==
@@ -4614,25 +4614,6 @@ prompts@^2.0.1:
     kleur "^3.0.3"
     sisteransi "^1.0.5"
 
-protobufjs@^6.11.2:
-  version "6.11.2"
-  resolved "https://registry.yarnpkg.com/protobufjs/-/protobufjs-6.11.2.tgz#de39fabd4ed32beaa08e9bb1e30d08544c1edf8b"
-  integrity sha512-4BQJoPooKJl2G9j3XftkIXjoC9C0Av2NOrWmbLWT1vH32GcSUHjM0Arra6UfTsVyfMAuFzaLucXn1sadxJydAw==
-  dependencies:
-    "@protobufjs/aspromise" "^1.1.2"
-    "@protobufjs/base64" "^1.1.2"
-    "@protobufjs/codegen" "^2.0.4"
-    "@protobufjs/eventemitter" "^1.1.0"
-    "@protobufjs/fetch" "^1.1.0"
-    "@protobufjs/float" "^1.0.2"
-    "@protobufjs/inquire" "^1.1.0"
-    "@protobufjs/path" "^1.1.2"
-    "@protobufjs/pool" "^1.1.0"
-    "@protobufjs/utf8" "^1.1.0"
-    "@types/long" "^4.0.1"
-    "@types/node" ">=13.7.0"
-    long "^4.0.0"
-
 proxy-addr@~2.0.5:
   version "2.0.7"
   resolved "https://registry.yarnpkg.com/proxy-addr/-/proxy-addr-2.0.7.tgz#f19fe69ceab311eeb94b42e70e8c2070f9ba1025"