diff --git a/yarn.lock b/yarn.lock
index 4541fdaa69..45765b474d 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -4423,9 +4423,9 @@
   integrity sha512-xSQfNcvOiE5f9dyd4Kzxbof1aTrLobL278pGLKOZI6esGfZ7ts9Ka16CzIN6Y8hFHE1C7jIBZokULhK1bOgjRw==
 
 "@types/webpack-dev-server@*", "@types/webpack-dev-server@^3.10.0":
-  version "3.10.1"
-  resolved "https://registry.npmjs.org/@types/webpack-dev-server/-/webpack-dev-server-3.10.1.tgz#93b7133cc9dab1ca1b76659f5ef8b763ad54c28a"
-  integrity sha512-2nwwQ/qHRghUirvG/gEDkOQDa+d881UTJM7EG9ok5KNaYCjYVvy7fdaO528Lcym9OQDn75SvruPYVVvMJxqO0g==
+  version "3.11.0"
+  resolved "https://registry.npmjs.org/@types/webpack-dev-server/-/webpack-dev-server-3.11.0.tgz#bcc3b85e7dc6ac2db25330610513f2228c2fcfb2"
+  integrity sha512-3+86AgSzl18n5P1iUP9/lz3G3GMztCp+wxdDvVuNhx1sr1jE79GpYfKHL8k+Vht3N74K2n98CuAEw4YPJCYtDA==
   dependencies:
     "@types/connect-history-api-fallback" "*"
     "@types/express" "*"
@@ -20295,11 +20295,6 @@ whatwg-fetch@^2.0.0, whatwg-fetch@^2.0.4:
   resolved "https://registry.npmjs.org/whatwg-fetch/-/whatwg-fetch-2.0.4.tgz#dde6a5df315f9d39991aa17621853d720b85566f"
   integrity sha512-dcQ1GWpOD/eEQ97k66aiEVpNnapVj90/+R+SXTPYGHpYBBypfKJEQjLrvMZ7YXbKm21gXd4NcuxUTjiv1YtLng==
 
-whatwg-fetch@^3.2.0:
-  version "3.2.0"
-  resolved "https://registry.npmjs.org/whatwg-fetch/-/whatwg-fetch-3.2.0.tgz#8e134f701f0a4ab5fda82626f113e2b647fd16dc"
-  integrity sha512-SdGPoQMMnzVYThUbSrEvqTlkvC1Ux27NehaJ/GUHBfNrh5Mjg+1/uRyFMwVnxO2MrikMWvWAqUGgQOfVU4hT7w==
-
 whatwg-mimetype@^2.1.0, whatwg-mimetype@^2.2.0, whatwg-mimetype@^2.3.0:
   version "2.3.0"
   resolved "https://registry.npmjs.org/whatwg-mimetype/-/whatwg-mimetype-2.3.0.tgz#3d4b1e0312d2079879f826aff18dbeeca5960fbf"