diff --git a/welcome/yarn.lock b/welcome/yarn.lock
index 36d373ec..a0631234 100644
--- a/welcome/yarn.lock
+++ b/welcome/yarn.lock
@@ -3,9 +3,9 @@
 
 
 "@adobe/css-tools@^4.0.1":
-  version "4.2.0"
-  resolved "https://registry.yarnpkg.com/@adobe/css-tools/-/css-tools-4.2.0.tgz#e1a84fca468f4b337816fcb7f0964beb620ba855"
-  integrity sha512-E09FiIft46CmH5Qnjb0wsW54/YQd69LsxeKUOWawmws1XWvyFGURnAChH0mlr7YPFR1ofwvUQfcL0J3lMxXqPA==
+  version "4.3.1"
+  resolved "https://registry.yarnpkg.com/@adobe/css-tools/-/css-tools-4.3.1.tgz#abfccb8ca78075a2b6187345c26243c1a0842f28"
+  integrity sha512-/62yikz7NLScCGAAST5SHdnjaDJQBDq0M2muyRTpf2VQhw6StBg2ALiu73zSJQ4fMVLA+0uBhBHAle7Wg+2kSg==
 
 "@alloc/quick-lru@^5.2.0":
   version "5.2.0"