diff --git a/backend/package.json b/backend/package.json
index 0fdb96734..d2692e61d 100644
--- a/backend/package.json
+++ b/backend/package.json
@@ -68,7 +68,7 @@
     "graphql-middleware-sentry": "^3.2.0",
     "graphql-shield": "~6.0.6",
     "graphql-tag": "~2.10.1",
-    "helmet": "~3.20.0",
+    "helmet": "~3.20.1",
     "jsonwebtoken": "~8.5.1",
     "linkifyjs": "~2.1.8",
     "lodash": "~4.17.14",
diff --git a/backend/yarn.lock b/backend/yarn.lock
index 06d8d3176..122456c55 100644
--- a/backend/yarn.lock
+++ b/backend/yarn.lock
@@ -2241,6 +2241,11 @@ boolbase@~1.0.0:
   resolved "https://registry.yarnpkg.com/boolbase/-/boolbase-1.0.0.tgz#68dff5fbe60c51eb37725ea9e3ed310dcc1e776e"
   integrity sha1-aN/1++YMUes3cl6p4+0xDcwed24=
 
+bowser@2.5.3:
+  version "2.5.3"
+  resolved "https://registry.yarnpkg.com/bowser/-/bowser-2.5.3.tgz#811b0a24219c566c9a6ab3402bc8a13f35a18a96"
+  integrity sha512-aWCA+CKfKNL/WGzNgjmK+Whp57JMzboZMwJ5gy2jDj2bEIjbMCb3ImGX+V++5wsJftyFiDIbOjRXl60ycniVqg==
+
 boxen@^1.2.1:
   version "1.3.0"
   resolved "https://registry.yarnpkg.com/boxen/-/boxen-1.3.0.tgz#55c6c39a8ba58d9c61ad22cd877532deb665a20b"
@@ -4414,20 +4419,20 @@ helmet-crossdomain@0.4.0:
   resolved "https://registry.yarnpkg.com/helmet-crossdomain/-/helmet-crossdomain-0.4.0.tgz#5f1fe5a836d0325f1da0a78eaa5fd8429078894e"
   integrity sha512-AB4DTykRw3HCOxovD1nPR16hllrVImeFp5VBV9/twj66lJ2nU75DP8FPL0/Jp4jj79JhTfG+pFI2MD02kWJ+fA==
 
-helmet-csp@2.8.0:
-  version "2.8.0"
-  resolved "https://registry.yarnpkg.com/helmet-csp/-/helmet-csp-2.8.0.tgz#746d329e24ef39c4ebc00278a48abd3c209e0378"
-  integrity sha512-MlCPeM0Sm3pS9RACRihx70VeTHmkQwa7sum9EK1tfw1VZyvFU0dBWym9nHh3CRkTRNlyNm/WFCMvuh9zXkOjNw==
+helmet-csp@2.9.0:
+  version "2.9.0"
+  resolved "https://registry.yarnpkg.com/helmet-csp/-/helmet-csp-2.9.0.tgz#8524886b08c7f7d611cb5f36eae453dd604efd4c"
+  integrity sha512-DGGOQtOLM7ZQpjbf/uvUonq1yG/rFgsBuK10ZJt2AtxUJxqfkPvfmP9aLUmgH9IactiRiYoiFY72YYSPl1TLTQ==
   dependencies:
+    bowser "2.5.3"
     camelize "1.0.0"
     content-security-policy-builder "2.1.0"
     dasherize "2.0.0"
-    platform "1.3.5"
 
-helmet@~3.20.0:
-  version "3.20.0"
-  resolved "https://registry.yarnpkg.com/helmet/-/helmet-3.20.0.tgz#8a9383bf8230a461cafe8bc763423fbde110d2fc"
-  integrity sha512-Ob+TqmQFZ5f7WgP8kBbAzNPsbf6p1lOj5r+327/ymw/IILWih3wcx9u/u/S8Mwv5wbBkO7Li6x5s23t3COhUKw==
+helmet@~3.20.1:
+  version "3.20.1"
+  resolved "https://registry.yarnpkg.com/helmet/-/helmet-3.20.1.tgz#802fcb39ac6865208cbc6879d3502e582c6f777e"
+  integrity sha512-em+X5Wz/f0yqoRsBnpnVy3wJHSiIeskX3FQn30szBh1tILaOeSRRLkShuUVFlk/o4qTYjWxdHg4FrRe45iBWHg==
   dependencies:
     depd "2.0.0"
     dns-prefetch-control "0.2.0"
@@ -4436,7 +4441,7 @@ helmet@~3.20.0:
     feature-policy "0.3.0"
     frameguard "3.1.0"
     helmet-crossdomain "0.4.0"
-    helmet-csp "2.8.0"
+    helmet-csp "2.9.0"
     hide-powered-by "1.1.0"
     hpkp "2.0.0"
     hsts "2.2.0"
@@ -6988,11 +6993,6 @@ pkginfo@~0.4.0:
   resolved "https://registry.yarnpkg.com/pkginfo/-/pkginfo-0.4.1.tgz#b5418ef0439de5425fc4995042dced14fb2a84ff"
   integrity sha1-tUGO8EOd5UJfxJlQQtztFPsqhP8=
 
-platform@1.3.5:
-  version "1.3.5"
-  resolved "https://registry.yarnpkg.com/platform/-/platform-1.3.5.tgz#fb6958c696e07e2918d2eeda0f0bc9448d733444"
-  integrity sha512-TuvHS8AOIZNAlE77WUDiR4rySV/VMptyMfcfeoMgs4P8apaZM3JrnbzBiixKUv+XR6i+BXrQh8WAnjaSPFO65Q==
-
 pn@^1.1.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/pn/-/pn-1.1.0.tgz#e2f4cef0e219f463c179ab37463e4e1ecdccbafb"