diff --git a/backend/package-lock.json b/backend/package-lock.json
old mode 100755
new mode 100644
index 4ef5506..247de85
--- a/backend/package-lock.json
+++ b/backend/package-lock.json
@@ -46,15 +46,6 @@
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-      "version": "0.0.4",
-      "resolved": "https://nexus.solutions.consensys-uk.net/repository/komgo-npm-group/vm-browserify/-/vm-browserify-0.0.4.tgz",
-      "integrity": "sha1-XX6kW7755Kb/ZflUOOCofDV9WnM=",
-      "dev": true,
-      "requires": {
-        "indexof": "0.0.1"
-      }
-    },
     "w3c-hr-time": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/w3c-hr-time/-/w3c-hr-time-1.0.2.tgz",
@@ -12769,14 +11404,13 @@
       }
     },
     "watchpack": {
-      "version": "1.6.0",
-      "resolved": "https://nexus.solutions.consensys-uk.net/repository/komgo-npm-group/watchpack/-/watchpack-1.6.0.tgz",
-      "integrity": "sha512-i6dHe3EyLjMmDlU1/bGQpEw25XSjkJULPuAVKCbNRefQVq48yXKUpwg538F7AZTf9kyr57zj++pQFltUa5H7yA==",
+      "version": "2.4.0",
+      "resolved": "https://registry.npmjs.org/watchpack/-/watchpack-2.4.0.tgz",
+      "integrity": "sha512-Lcvm7MGST/4fup+ifyKi2hjyIAwcdI4HRgtvTpIUxBRhB+RFtUh8XtDOxUfctVCnhVi+QQj49i91OyvzkJl6cg==",
       "dev": true,
       "requires": {
-        "chokidar": "^2.0.2",
-        "graceful-fs": "^4.1.2",
-        "neo-async": "^2.5.0"
+        "glob-to-regexp": "^0.4.1",
+        "graceful-fs": "^4.1.2"
       }
     },
     "webidl-conversions": {
@@ -12786,46 +11420,50 @@
       "dev": true
     },
     "webpack": {
-      "version": "4.29.6",
-      "resolved": "https://nexus.solutions.consensys-uk.net/repository/komgo-npm-group/webpack/-/webpack-4.29.6.tgz",
-      "integrity": "sha512-MwBwpiE1BQpMDkbnUUaW6K8RFZjljJHArC6tWQJoFm0oQtfoSebtg4Y7/QHnJ/SddtjYLHaKGX64CFjG5rehJw==",
-      "dev": true,
-      "requires": {
-        "@webassemblyjs/ast": "1.8.5",
-        "@webassemblyjs/helper-module-context": "1.8.5",
-        "@webassemblyjs/wasm-edit": "1.8.5",
-        "@webassemblyjs/wasm-parser": "1.8.5",
-        "acorn": "^6.0.5",
-        "acorn-dynamic-import": "^4.0.0",
-        "ajv": "^6.1.0",
-        "ajv-keywords": "^3.1.0",
-        "chrome-trace-event": "^1.0.0",
-        "enhanced-resolve": "^4.1.0",
-        "eslint-scope": "^4.0.0",
-        "json-parse-better-errors": "^1.0.2",
-        "loader-runner": "^2.3.0",
-        "loader-utils": "^1.1.0",
-        "memory-fs": "~0.4.1",
-        "micromatch": "^3.1.8",
-        "mkdirp": "~0.5.0",
-        "neo-async": "^2.5.0",
-        "node-libs-browser": "^2.0.0",
-        "schema-utils": "^1.0.0",
-        "tapable": "^1.1.0",
-        "terser-webpack-plugin": "^1.1.0",
-        "watchpack": "^1.5.0",
-        "webpack-sources": "^1.3.0"
+      "version": "5.75.0",
+      "resolved": "https://registry.npmjs.org/webpack/-/webpack-5.75.0.tgz",
+      "integrity": "sha512-piaIaoVJlqMsPtX/+3KTTO6jfvrSYgauFVdt8cr9LTHKmcq/AMd4mhzsiP7ZF/PGRNPGA8336jldh9l2Kt2ogQ==",
+      "dev": true,
+      "requires": {
+        "@types/eslint-scope": "^3.7.3",
+        "@types/estree": "^0.0.51",
+        "@webassemblyjs/ast": "1.11.1",
+        "@webassemblyjs/wasm-edit": "1.11.1",
+        "@webassemblyjs/wasm-parser": "1.11.1",
+        "acorn": "^8.7.1",
+        "acorn-import-assertions": "^1.7.6",
+        "browserslist": "^4.14.5",
+        "chrome-trace-event": "^1.0.2",
+        "enhanced-resolve": "^5.10.0",
+        "es-module-lexer": "^0.9.0",
+        "eslint-scope": "5.1.1",
+        "events": "^3.2.0",
+        "glob-to-regexp": "^0.4.1",
+        "graceful-fs": "^4.2.9",
+        "json-parse-even-better-errors": "^2.3.1",
+        "loader-runner": "^4.2.0",
+        "mime-types": "^2.1.27",
+        "neo-async": "^2.6.2",
+        "schema-utils": "^3.1.0",
+        "tapable": "^2.1.1",
+        "terser-webpack-plugin": "^5.1.3",
+        "watchpack": "^2.4.0",
+        "webpack-sources": "^3.2.3"
+      },
+      "dependencies": {
+        "graceful-fs": {
+          "version": "4.2.10",
+          "resolved": "https://registry.npmjs.org/graceful-fs/-/graceful-fs-4.2.10.tgz",
+          "integrity": "sha512-9ByhssR2fPVsNZj478qUUbKfmL0+t5BDVyjShtyZZLiK7ZDAArFFfopyOTj0M05wE2tJPisA4iTnnXl2YoPvOA==",
+          "dev": true
+        }
       }
     },
     "webpack-sources": {
-      "version": "1.3.0",
-      "resolved": "https://nexus.solutions.consensys-uk.net/repository/komgo-npm-group/webpack-sources/-/webpack-sources-1.3.0.tgz",
-      "integrity": "sha512-OiVgSrbGu7NEnEvQJJgdSFPl2qWKkWq5lHMhgiToIiN9w34EBnjYzSYs+VbL5KoYiLNtFFa7BZIKxRED3I32pA==",
-      "dev": true,
-      "requires": {
-        "source-list-map": "^2.0.0",
-        "source-map": "~0.6.1"
-      }
+      "version": "3.2.3",
+      "resolved": "https://registry.npmjs.org/webpack-sources/-/webpack-sources-3.2.3.tgz",
+      "integrity": "sha512-/DyMEOrDgLKKIG0fmvtz+4dUX/3Ghozwgm6iPp8KRhvn+eQf9+Q7GWxVNMk3+uCPWfdXYC4ExGBckIXdFEfH1w==",
+      "dev": true
     },
     "whatwg-encoding": {
       "version": "1.0.5",
@@ -12977,15 +11615,6 @@
       "integrity": "sha512-Hz/mrNwitNRh/HUAtM/VT/5VH+ygD6DV7mYKZAtHOrbs8U7lvPS6xf7EJKMF0uW1KJCl0H701g3ZGus+muE5vQ==",
       "dev": true
     },
-    "worker-farm": {
-      "version": "1.6.0",
-      "resolved": "https://nexus.solutions.consensys-uk.net/repository/komgo-npm-group/worker-farm/-/worker-farm-1.6.0.tgz",
-      "integrity": "sha512-6w+3tHbM87WnSWnENBUvA2pxJPLhQUg5LKwUQHq3r+XPhIM+Gh2R5ycbwPCyuGbNg+lPgdcnQUhuC02kJCvffQ==",
-      "dev": true,
-      "requires": {
-        "errno": "~0.1.7"
-      }
-    },
     "wrap-ansi": {
       "version": "5.1.0",
       "resolved": "https://registry.npmjs.org/wrap-ansi/-/wrap-ansi-5.1.0.tgz",
diff --git a/backend/package.json b/backend/package.json
old mode 100755
new mode 100644
index f8788cf..e42b3b2
--- a/backend/package.json
+++ b/backend/package.json
@@ -35,9 +35,9 @@
     "serverless-reqvalidator-plugin": "^1.0.3",
     "serverless-webpack": "^5.2.0",
     "ts-jest": "^26.0.0",
-    "ts-loader": "^5.3.3",
+    "ts-loader": "^9.4.2",
     "typescript": "^3.9.2",
-    "webpack": "^4.29.6"
+    "webpack": "^5.75.0"
   },
   "author": "Ivan Mushketyk",
   "license": "MIT"