diff --git a/yarn.lock b/yarn.lock
index 96710ed00..92c941214 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3791,11 +3791,12 @@ less-loader@^5.0.0:
     pify "^4.0.1"
 
 less@^3.9.0:
-  version "3.11.0"
-  resolved "https://registry.yarnpkg.com/less/-/less-3.11.0.tgz#ce3b6010d4ecf00710d5a68915207de7541b4d73"
-  integrity sha512-dAui5qzfxuWY7BIEt9/gy5EbDhwDb44rqaIUFYeu8wEE8huMZ/PzB+gNFONEG5DUPrOrOGcAjGeYVg6AFiA9KQ==
+  version "3.11.1"
+  resolved "https://registry.yarnpkg.com/less/-/less-3.11.1.tgz#c6bf08e39e02404fe6b307a3dfffafdc55bd36e2"
+  integrity sha512-tlWX341RECuTOvoDIvtFqXsKj072hm3+9ymRBe76/mD6O5ZZecnlAOVDlWAleF2+aohFrxNidXhv2773f6kY7g==
   dependencies:
     clone "^2.1.2"
+    tslib "^1.10.0"
   optionalDependencies:
     errno "^0.1.1"
     graceful-fs "^4.1.2"
@@ -6261,7 +6262,7 @@ ts-loader@^6.0.4:
     micromatch "^4.0.0"
     semver "^6.0.0"
 
-tslib@^1.9.0:
+tslib@^1.10.0, tslib@^1.9.0:
   version "1.10.0"
   resolved "https://registry.yarnpkg.com/tslib/-/tslib-1.10.0.tgz#c3c19f95973fb0a62973fb09d90d961ee43e5c8a"
   integrity sha512-qOebF53frne81cf0S9B41ByenJ3/IuH8yJKngAX35CmiZySA0khhkovshKK+jGCaMnVomla7gVlIcc3EvKPbTQ==