diff --git a/backend/package-lock.json b/backend/package-lock.json
index c72f5bbda..7cde94b8b 100644
--- a/backend/package-lock.json
+++ b/backend/package-lock.json
@@ -2558,11 +2558,6 @@
         }
       }
     },
-    "css-unit-converter": {
-      "version": "1.1.1",
-      "resolved": "https://registry.npmjs.org/css-unit-converter/-/css-unit-converter-1.1.1.tgz",
-      "integrity": "sha1-2bkoGtz9jO2TW9urqDeGiX9k6ZY="
-    },
     "css-what": {
       "version": "3.2.1",
       "resolved": "https://registry.npmjs.org/css-what/-/css-what-3.2.1.tgz",
@@ -5811,11 +5806,11 @@
       }
     },
     "optimize-css-assets-webpack-plugin": {
-      "version": "5.0.1",
-      "resolved": "https://registry.npmjs.org/optimize-css-assets-webpack-plugin/-/optimize-css-assets-webpack-plugin-5.0.1.tgz",
-      "integrity": "sha512-Rqm6sSjWtx9FchdP0uzTQDc7GXDKnwVEGoSxjezPkzMewx7gEWE9IMUYKmigTRC4U3RaNSwYVnUDLuIdtTpm0A==",
+      "version": "5.0.3",
+      "resolved": "https://registry.npmjs.org/optimize-css-assets-webpack-plugin/-/optimize-css-assets-webpack-plugin-5.0.3.tgz",
+      "integrity": "sha512-q9fbvCRS6EYtUKKSwI87qm2IxlyJK5b4dygW1rKUBT6mMDhdG5e5bZT63v6tnJR9F9FB/H5a0HTmtw+laUBxKA==",
       "requires": {
-        "cssnano": "^4.1.0",
+        "cssnano": "^4.1.10",
         "last-call-webpack-plugin": "^3.0.0"
       }
     },
@@ -6116,29 +6111,41 @@
       }
     },
     "postcss-calc": {
-      "version": "7.0.1",
-      "resolved": "https://registry.npmjs.org/postcss-calc/-/postcss-calc-7.0.1.tgz",
-      "integrity": "sha512-oXqx0m6tb4N3JGdmeMSc/i91KppbYsFZKdH0xMOqK8V1rJlzrKlTdokz8ozUXLVejydRN6u2IddxpcijRj2FqQ==",
+      "version": "7.0.2",
+      "resolved": "https://registry.npmjs.org/postcss-calc/-/postcss-calc-7.0.2.tgz",
+      "integrity": "sha512-rofZFHUg6ZIrvRwPeFktv06GdbDYLcGqh9EwiMutZg+a0oePCCw1zHOEiji6LCpyRcjTREtPASuUqeAvYlEVvQ==",
       "requires": {
-        "css-unit-converter": "^1.1.1",
-        "postcss": "^7.0.5",
-        "postcss-selector-parser": "^5.0.0-rc.4",
-        "postcss-value-parser": "^3.3.1"
+        "postcss": "^7.0.27",
+        "postcss-selector-parser": "^6.0.2",
+        "postcss-value-parser": "^4.0.2"
       },
       "dependencies": {
-        "cssesc": {
-          "version": "2.0.0",
-          "resolved": "https://registry.npmjs.org/cssesc/-/cssesc-2.0.0.tgz",
-          "integrity": "sha512-MsCAG1z9lPdoO/IUMLSBWBSVxVtJ1395VGIQ+Fc2gNdkQ1hNDnQdw3YhA71WJCBW1vdwA0cAnk/DnW6bqoEUYg=="
+        "postcss": {
+          "version": "7.0.27",
+          "resolved": "https://registry.npmjs.org/postcss/-/postcss-7.0.27.tgz",
+          "integrity": "sha512-WuQETPMcW9Uf1/22HWUWP9lgsIC+KEHg2kozMflKjbeUtw9ujvFX6QmIfozaErDkmLWS9WEnEdEe6Uo9/BNTdQ==",
+          "requires": {
+            "chalk": "^2.4.2",
+            "source-map": "^0.6.1",
+            "supports-color": "^6.1.0"
+          }
         },
-        "postcss-selector-parser": {
-          "version": "5.0.0",
-          "resolved": "https://registry.npmjs.org/postcss-selector-parser/-/postcss-selector-parser-5.0.0.tgz",
-          "integrity": "sha512-w+zLE5Jhg6Liz8+rQOWEAwtwkyqpfnmsinXjXg6cY7YIONZZtgvE0v2O0uhQBs0peNomOJwWRKt6JBfTdTd3OQ==",
+        "postcss-value-parser": {
+          "version": "4.0.3",
+          "resolved": "https://registry.npmjs.org/postcss-value-parser/-/postcss-value-parser-4.0.3.tgz",
+          "integrity": "sha512-N7h4pG+Nnu5BEIzyeaaIYWs0LI5XC40OrRh5L60z0QjFsqGWcHcbkBvpe1WYpcIS9yQ8sOi/vIPt1ejQCrMVrg=="
+        },
+        "source-map": {
+          "version": "0.6.1",
+          "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.6.1.tgz",
+          "integrity": "sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g=="
+        },
+        "supports-color": {
+          "version": "6.1.0",
+          "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-6.1.0.tgz",
+          "integrity": "sha512-qe1jfm1Mg7Nq/NSh6XE24gPXROEVsWHxC1LIx//XNlD9iw7YZQGjZNjYN7xGaEG6iKdA8EtNFW6R0gjnVXp+wQ==",
           "requires": {
-            "cssesc": "^2.0.0",
-            "indexes-of": "^1.0.1",
-            "uniq": "^1.0.1"
+            "has-flag": "^3.0.0"
           }
         }
       }
diff --git a/backend/package.json b/backend/package.json
index 2a3c91e4c..55bd2b393 100644
--- a/backend/package.json
+++ b/backend/package.json
@@ -51,7 +51,7 @@
     "mini-css-extract-plugin": "0.9.0",
     "mixpanel-browser": "^2.29.1",
     "moment": "2.24.0",
-    "optimize-css-assets-webpack-plugin": "5.0.1",
+    "optimize-css-assets-webpack-plugin": "5.0.3",
     "popper.js": "^1.16.0",
     "postcss-loader": "3.0.0",
     "quill": "^1.3.7",