diff --git a/app/xtermjs/package-lock.json b/app/xtermjs/package-lock.json
index e38c2c3..3966efb 100644
--- a/app/xtermjs/package-lock.json
+++ b/app/xtermjs/package-lock.json
@@ -1925,9 +1925,9 @@
       "dev": true
     },
     "css-what": {
-      "version": "2.1.2",
-      "resolved": "https://registry.npmjs.org/css-what/-/css-what-2.1.2.tgz",
-      "integrity": "sha512-wan8dMWQ0GUeF7DGEPVjhHemVW/vy6xUYmFzRY8RYqgA0JtXC9rJmbScBjqSu6dg9q0lwPQy6ZAmJVr3PPTvqQ==",
+      "version": "2.1.3",
+      "resolved": "https://registry.npmjs.org/css-what/-/css-what-2.1.3.tgz",
+      "integrity": "sha512-a+EPoD+uZiNfh+5fxw2nO9QwFa6nJe2Or35fGY6Ipw1R3R4AGz1d1TEZrCegvw2YTmZ0jXirGYlzxxpYSHwpEg==",
       "dev": true
     },
     "cssesc": {
diff --git a/app/xtermjs/yarn.lock b/app/xtermjs/yarn.lock
index ce67bd0..d629b05 100644
--- a/app/xtermjs/yarn.lock
+++ b/app/xtermjs/yarn.lock
@@ -1686,12 +1686,7 @@ css-url-regex@^1.1.0:
   resolved "https://registry.yarnpkg.com/css-url-regex/-/css-url-regex-1.1.0.tgz#83834230cc9f74c457de59eebd1543feeb83b7ec"
   integrity sha1-g4NCMMyfdMRX3lnuvRVD/uuDt+w=
 
-css-what@2.1:
-  version "2.1.0"
-  resolved "https://registry.yarnpkg.com/css-what/-/css-what-2.1.0.tgz#9467d032c38cfaefb9f2d79501253062f87fa1bd"
-  integrity sha1-lGfQMsOM+u+58teVASUwYvh/ob0=
-
-css-what@^2.1.2:
+css-what@2.1, css-what@^2.1.2:
   version "2.1.3"
   resolved "https://registry.yarnpkg.com/css-what/-/css-what-2.1.3.tgz#a6d7604573365fe74686c3f311c56513d88285f2"
   integrity sha512-a+EPoD+uZiNfh+5fxw2nO9QwFa6nJe2Or35fGY6Ipw1R3R4AGz1d1TEZrCegvw2YTmZ0jXirGYlzxxpYSHwpEg==